122113302213021 has 32 divisors (see below), whose sum is σ = 193457456697600. Its totient is φ = 68462444336832.

The previous prime is 122113302213017. The next prime is 122113302213047. The reversal of 122113302213021 is 120312203311221.

It is not a de Polignac number, because 122113302213021 - 2² = 122113302213017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122113302212982 and 122113302213000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122113302212021) 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, 1119490930 + ... + 1119600003.

It is an arithmetic number, because the mean of its divisors is an integer number (6045545521800).

Almost surely, 2^{122113302213021} is an apocalyptic number.

It is an amenable number.

122113302213021 is a deficient number, since it is larger than the sum of its proper divisors (71344154484579).

122113302213021 is an equidigital number, since it uses as much as digits as its factorization.

122113302213021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239091010 (or 2239090996 counting only the distinct ones).

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

Adding to 122113302213021 its reverse (120312203311221), we get a palindrome (242425505524242).

The spelling of 122113302213021 in words is "one hundred twenty-two trillion, one hundred thirteen billion, three hundred two million, two hundred thirteen thousand, twenty-one".