122113130041221 has 32 divisors (see below), whose sum is σ = 178108539033600. Its totient is φ = 73804036327680.

The previous prime is 122113130041171. The next prime is 122113130041237. The reversal of 122113130041221 is 122140031311221.

It is not a de Polignac number, because 122113130041221 - 2⁴⁵ = 86928757952389 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 122113130041191 and 122113130041200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122113130041271) 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, 448200925 + ... + 448473293.

It is an arithmetic number, because the mean of its divisors is an integer number (5565891844800).

Almost surely, 2^{122113130041221} is an apocalyptic number.

122113130041221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122113130041221 is a deficient number, since it is larger than the sum of its proper divisors (55995408992379).

122113130041221 is a wasteful number, since it uses less digits than its factorization.

122113130041221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309769.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 122113130041221 its reverse (122140031311221), we get a palindrome (244253161352442).

The spelling of 122113130041221 in words is "one hundred twenty-two trillion, one hundred thirteen billion, one hundred thirty million, forty-one thousand, two hundred twenty-one".