122232313021 has 64 divisors (see below), whose sum is σ = 157456535040. Its totient is φ = 92333030400.

The previous prime is 122232313019. The next prime is 122232313057. The reversal of 122232313021 is 120313232221.

It is not a de Polignac number, because 122232313021 - 2¹ = 122232313019 is a prime.

It is a super-2 number, since 2×122232313021² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122232312983 and 122232313001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122232313421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28738131 + ... + 28742383.

It is an arithmetic number, because the mean of its divisors is an integer number (2460258360).

Almost surely, 2^122232313021 is an apocalyptic number.

It is an amenable number.

122232313021 is a deficient number, since it is larger than the sum of its proper divisors (35224222019).

122232313021 is a wasteful number, since it uses less digits than its factorization.

122232313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 122232313021 its reverse (120313232221), we get a palindrome (242545545242).

The spelling of 122232313021 in words is "one hundred twenty-two billion, two hundred thirty-two million, three hundred thirteen thousand, twenty-one".