122012122012051 has 2 divisors, whose sum is σ = 122012122012052. Its totient is φ = 122012122012050.

The previous prime is 122012122011977. The next prime is 122012122012057. The reversal of 122012122012051 is 150210221210221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122012122012051 - 2²¹ = 122012119914899 is a prime.

It is not a weakly prime, because it can be changed into another prime (122012122012057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61006061006025 + 61006061006026.

It is an arithmetic number, because the mean of its divisors is an integer number (61006061006026).

Almost surely, 2^{122012122012051} is an apocalyptic number.

122012122012051 is a deficient number, since it is larger than the sum of its proper divisors (1).

122012122012051 is an equidigital number, since it uses as much as digits as its factorization.

122012122012051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 122012122012051 its reverse (150210221210221), we get a palindrome (272222343222272).

The spelling of 122012122012051 in words is "one hundred twenty-two trillion, twelve billion, one hundred twenty-two million, twelve thousand, fifty-one".