121000120112013 has 32 divisors (see below), whose sum is σ = 168181421506560. Its totient is φ = 77285681753280.

The previous prime is 121000120111999. The next prime is 121000120112021. The reversal of 121000120112013 is 310211021000121.

It is not a de Polignac number, because 121000120112013 - 2¹⁴ = 121000120095629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121000120111983 and 121000120112001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000120113013) 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, 183470256 + ... + 184128582.

It is an arithmetic number, because the mean of its divisors is an integer number (5255669422080).

Almost surely, 2^{121000120112013} is an apocalyptic number.

It is an amenable number.

121000120112013 is a deficient number, since it is larger than the sum of its proper divisors (47181301394547).

121000120112013 is a wasteful number, since it uses less digits than its factorization.

121000120112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674617.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 121000120112013 its reverse (310211021000121), we get a palindrome (431211141112134).

The spelling of 121000120112013 in words is "one hundred twenty-one trillion, one hundred twenty million, one hundred twelve thousand, thirteen".