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2010101112222 = 237231220550923
BaseRepresentation
bin11101010000000011010…
…111001101110110011110
321010011102101212111222120
4131100003113031312132
5230413141341042342
64135232214523410
7265140115353600
oct35200327156636
97104371774876
102010101112222
1170552a746a15
122856a2966566
13117723194658
146d40a213170
1537449baeaec
hex1d4035cdd9e

2010101112222 has 48 divisors (see below), whose sum is σ = 4827418624512. Its totient is φ = 555788323440.

The previous prime is 2010101112203. The next prime is 2010101112223. The reversal of 2010101112222 is 2222111010102.

It is a super-2 number, since 2×20101011122222 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010101112223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110266348 + ... + 110284575.

It is an arithmetic number, because the mean of its divisors is an integer number (100571221344).

Almost surely, 22010101112222 is an apocalyptic number.

2010101112222 is an abundant number, since it is smaller than the sum of its proper divisors (2817317512290).

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

2010101112222 is a wasteful number, since it uses less digits than its factorization.

2010101112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220550973 (or 220550966 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2010101112222 its reverse (2222111010102), we get a palindrome (4232212122324).

The spelling of 2010101112222 in words is "two trillion, ten billion, one hundred one million, one hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 7 14 21 31 42 49 62 93 98 147 186 217 294 434 651 1302 1519 3038 4557 9114 220550923 441101846 661652769 1323305538 1543856461 3087712922 4631569383 6837078613 9263138766 10806995227 13674157226 20511235839 21613990454 32420985681 41022471678 47859550291 64841971362 95719100582 143578650873 287157301746 335016852037 670033704074 1005050556111 2010101112222