121300113323121 has 128 divisors (see below), whose sum is σ = 179189576663040. Its totient is φ = 72653179392000.

The previous prime is 121300113323117. The next prime is 121300113323153. The reversal of 121300113323121 is 121323311003121.

It is not a de Polignac number, because 121300113323121 - 2² = 121300113323117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121300113323091 and 121300113323100.

It is not an unprimeable number, because it can be changed into a prime (121300113323171) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 64555674060 + ... + 64555675938.

It is an arithmetic number, because the mean of its divisors is an integer number (1399918567680).

Almost surely, 2^{121300113323121} is an apocalyptic number.

It is an amenable number.

121300113323121 is a deficient number, since it is larger than the sum of its proper divisors (57889463339919).

121300113323121 is a wasteful number, since it uses less digits than its factorization.

121300113323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 121300113323121 its reverse (121323311003121), we get a palindrome (242623424326242).

The spelling of 121300113323121 in words is "one hundred twenty-one trillion, three hundred billion, one hundred thirteen million, three hundred twenty-three thousand, one hundred twenty-one".