13233100121031 has 16 divisors (see below), whose sum is σ = 20164921208064. Its totient is φ = 7561697542464.

The previous prime is 13233100120991. The next prime is 13233100121047. The reversal of 13233100121031 is 13012100133231.

It is a happy number.

It is not a de Polignac number, because 13233100121031 - 2¹¹ = 13233100118983 is a prime.

It is a super-2 number, since 2×13233100121031² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 13233100120989 and 13233100121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13233100122031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845406 + ... + 5213531.

It is an arithmetic number, because the mean of its divisors is an integer number (1260307575504).

Almost surely, 2^{13233100121031} is an apocalyptic number.

13233100121031 is a deficient number, since it is larger than the sum of its proper divisors (6931821087033).

13233100121031 is a wasteful number, since it uses less digits than its factorization.

13233100121031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162950.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13233100121031 its reverse (13012100133231), we get a palindrome (26245200254262).

The spelling of 13233100121031 in words is "thirteen trillion, two hundred thirty-three billion, one hundred million, one hundred twenty-one thousand, thirty-one".