122111333021013 has 24 divisors (see below), whose sum is σ = 189587136881952. Its totient is φ = 69707916631584.

The previous prime is 122111333020961. The next prime is 122111333021021. The reversal of 122111333021013 is 310120333111221.

It is not a de Polignac number, because 122111333021013 - 2⁶ = 122111333020949 is a prime.

It is a super-2 number, since 2×122111333021013² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122111333021063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 416447895 + ... + 416741012.

It is an arithmetic number, because the mean of its divisors is an integer number (7899464036748).

Almost surely, 2^{122111333021013} is an apocalyptic number.

It is an amenable number.

122111333021013 is a deficient number, since it is larger than the sum of its proper divisors (67475803860939).

122111333021013 is an equidigital number, since it uses as much as digits as its factorization.

122111333021013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833189921 (or 833189914 counting only the distinct ones).

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

Adding to 122111333021013 its reverse (310120333111221), we get a palindrome (432231666132234).

The spelling of 122111333021013 in words is "one hundred twenty-two trillion, one hundred eleven billion, three hundred thirty-three million, twenty-one thousand, thirteen".