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13121130102332 = 2271034549629023
BaseRepresentation
bin1011111011110000000001…
…0011000111111000111100
31201110100221010011021201212
42332330000103013320330
53204434033301233312
643523433003023552
72522653556442650
oct276740023077074
951410833137655
1013121130102332
1141a970496a48a
12157ab67b0abb8
13742418032b95
143350cd4a4a60
1517b49d96c822
hexbef004c7e3c

13121130102332 has 24 divisors (see below), whose sum is σ = 26497039435776. Its totient is φ = 5568745922928.

The previous prime is 13121130102329. The next prime is 13121130102361. The reversal of 13121130102332 is 23320103112131.

It is a junction number, because it is equal to n+sod(n) for n = 13121130102298 and 13121130102307.

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, 2274811628 + ... + 2274817395.

It is an arithmetic number, because the mean of its divisors is an integer number (1104043309824).

Almost surely, 213121130102332 is an apocalyptic number.

It is an amenable number.

13121130102332 is an abundant number, since it is smaller than the sum of its proper divisors (13375909333444).

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

13121130102332 is a wasteful number, since it uses less digits than its factorization.

13121130102332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4549629137 (or 4549629135 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13121130102332 its reverse (23320103112131), we get a palindrome (36441233214463).

The spelling of 13121130102332 in words is "thirteen trillion, one hundred twenty-one billion, one hundred thirty million, one hundred two thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 103 206 412 721 1442 2884 4549629023 9099258046 18198516092 31847403161 63694806322 127389612644 468611789369 937223578738 1874447157476 3280282525583 6560565051166 13121130102332