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1021213011310 = 25352572896483
BaseRepresentation
bin11101101110001010000…
…10011110110101101110
310121121221002110001102121
432313011002132311232
5113212421012330220
62101045550543154
7133531416242032
oct16670502366556
93547832401377
101021213011310
113641041382a8
12145b02207aba
13753b907203b
14375d98881c2
151b86dc3ceaa
hexedc509ed6e

1021213011310 has 16 divisors (see below), whose sum is σ = 1838236191696. Its totient is φ = 408473477568.

The previous prime is 1021213011211. The next prime is 1021213011323. The reversal of 1021213011310 is 131103121201.

It is a happy number.

It is a super-2 number, since 2×10212130113102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1095672 + ... + 1800811.

It is an arithmetic number, because the mean of its divisors is an integer number (114889761981).

Almost surely, 21021213011310 is an apocalyptic number.

1021213011310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021213011310 is a deficient number, since it is larger than the sum of its proper divisors (817023180386).

1021213011310 is a wasteful number, since it uses less digits than its factorization.

1021213011310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931747.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1021213011310 its reverse (131103121201), we get a palindrome (1152316132511).

The spelling of 1021213011310 in words is "one trillion, twenty-one billion, two hundred thirteen million, eleven thousand, three hundred ten".

Divisors: 1 2 5 10 35257 70514 176285 352570 2896483 5792966 14482415 28964830 102121301131 204242602262 510606505655 1021213011310