22315522130129 has 2 divisors, whose sum is σ = 22315522130130. Its totient is φ = 22315522130128.

The previous prime is 22315522130059. The next prime is 22315522130141. The reversal of 22315522130129 is 92103122551322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11797026702400 + 10518495427729 = 3434680^2 + 3243223^2 .

It is a cyclic number.

It is not a de Polignac number, because 22315522130129 - 2¹⁶ = 22315522064593 is a prime.

It is a super-3 number, since 3×22315522130129³ (a number of 41 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22315522130092 and 22315522130101.

It is not a weakly prime, because it can be changed into another prime (22315522130179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11157761065064 + 11157761065065.

It is an arithmetic number, because the mean of its divisors is an integer number (11157761065065).

Almost surely, 2^{22315522130129} is an apocalyptic number.

It is an amenable number.

22315522130129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22315522130129 is an equidigital number, since it uses as much as digits as its factorization.

22315522130129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 22315522130129 in words is "twenty-two trillion, three hundred fifteen billion, five hundred twenty-two million, one hundred thirty thousand, one hundred twenty-nine".