122232111051 has 4 divisors (see below), whose sum is σ = 162976148072. Its totient is φ = 81488074032.

The previous prime is 122232111017. The next prime is 122232111073. The reversal of 122232111051 is 150111232221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150111232221 = 3 ⋅50037077407.

It is not a de Polignac number, because 122232111051 - 2¹⁰ = 122232110027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122232111251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20372018506 + ... + 20372018511.

It is an arithmetic number, because the mean of its divisors is an integer number (40744037018).

Almost surely, 2^122232111051 is an apocalyptic number.

122232111051 is a deficient number, since it is larger than the sum of its proper divisors (40744037021).

122232111051 is an equidigital number, since it uses as much as digits as its factorization.

122232111051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40744037020.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 122232111051 its reverse (150111232221), we get a palindrome (272343343272).

The spelling of 122232111051 in words is "one hundred twenty-two billion, two hundred thirty-two million, one hundred eleven thousand, fifty-one".