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2113211030310 = 232537634597907
BaseRepresentation
bin11110110000000101001…
…100010101101100100110
321111000120022101001211200
4132300011030111230212
5234110324010432220
64254443514143330
7305450224245642
oct36600514255446
97430508331750
102113211030310
11745231598556
122a167a121b46
131243760925c3
14743cc2cdc22
1539e81e51890
hex1ec05315b26

2113211030310 has 48 divisors (see below), whose sum is σ = 5642844597936. Its totient is φ = 548292590784.

The previous prime is 2113211030303. The next prime is 2113211030321. The reversal of 2113211030310 is 130301123112.

2113211030310 is a `hidden beast` number, since 2 + 1 + 1 + 321 + 1 + 0 + 30 + 310 = 666.

It is a super-2 number, since 2×21132110303102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317295624 + ... + 317302283.

It is an arithmetic number, because the mean of its divisors is an integer number (117559262457).

Almost surely, 22113211030310 is an apocalyptic number.

2113211030310 is an abundant number, since it is smaller than the sum of its proper divisors (3529633567626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113211030310 is a wasteful number, since it uses less digits than its factorization.

2113211030310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634597957 (or 634597954 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2113211030310 its reverse (130301123112), we get a palindrome (2243512153422).

The spelling of 2113211030310 in words is "two trillion, one hundred thirteen billion, two hundred eleven million, thirty thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 222 333 370 555 666 1110 1665 3330 634597907 1269195814 1903793721 3172989535 3807587442 5711381163 6345979070 9518968605 11422762326 19037937210 23480122559 28556905815 46960245118 57113811630 70440367677 117400612795 140880735354 211321103031 234801225590 352201838385 422642206062 704403676770 1056605515155 2113211030310