13121023102011 has 40 divisors (see below), whose sum is σ = 21403108849584. Its totient is φ = 7944436558080.

The previous prime is 13121023101983. The next prime is 13121023102039. The reversal of 13121023102011 is 11020132012131.

13121023102011 is a `hidden beast` number, since 1 + 312 + 10 + 2 + 310 + 20 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (13121023101983) and next prime (13121023102039).

It is not a de Polignac number, because 13121023102011 - 2¹⁴ = 13121023085627 is a prime.

It is a super-2 number, since 2×13121023102011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13121023102081) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6207466 + ... + 8048271.

Almost surely, 2^{13121023102011} is an apocalyptic number.

13121023102011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13121023102011 is a deficient number, since it is larger than the sum of its proper divisors (8282085747573).

13121023102011 is a wasteful number, since it uses less digits than its factorization.

13121023102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14256793 (or 14256784 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13121023102011 its reverse (11020132012131), we get a palindrome (24141155114142).

The spelling of 13121023102011 in words is "thirteen trillion, one hundred twenty-one billion, twenty-three million, one hundred two thousand, eleven".