121100321234013 has 32 divisors (see below), whose sum is σ = 176650836633600. Its totient is φ = 73183881101760.

The previous prime is 121100321233993. The next prime is 121100321234033. The reversal of 121100321234013 is 310432123001121.

It is an interprime number because it is at equal distance from previous prime (121100321233993) and next prime (121100321234033).

It is not a de Polignac number, because 121100321234013 - 2¹² = 121100321229917 is a prime.

It is a super-2 number, since 2×121100321234013² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121100321234033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36221688 + ... + 39423486.

It is an arithmetic number, because the mean of its divisors is an integer number (5520338644800).

Almost surely, 2^{121100321234013} is an apocalyptic number.

It is an amenable number.

121100321234013 is a deficient number, since it is larger than the sum of its proper divisors (55550515399587).

121100321234013 is a wasteful number, since it uses less digits than its factorization.

121100321234013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205097.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 121100321234013 its reverse (310432123001121), we get a palindrome (431532444235134).

The spelling of 121100321234013 in words is "one hundred twenty-one trillion, one hundred billion, three hundred twenty-one million, two hundred thirty-four thousand, thirteen".