23122432221015 has 32 divisors (see below), whose sum is σ = 37249175500992. Its totient is φ = 12247714944000.

The previous prime is 23122432221011. The next prime is 23122432221019. The reversal of 23122432221015 is 51012223422132.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23122432221011) and next prime (23122432221019).

It is not a de Polignac number, because 23122432221015 - 2² = 23122432221011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23122432221011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3529516 + ... + 7661745.

It is an arithmetic number, because the mean of its divisors is an integer number (1164036734406).

Almost surely, 2^{23122432221015} is an apocalyptic number.

23122432221015 is a deficient number, since it is larger than the sum of its proper divisors (14126743279977).

23122432221015 is a wasteful number, since it uses less digits than its factorization.

23122432221015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11192211.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 23122432221015 its reverse (51012223422132), we get a palindrome (74134655643147).

The spelling of 23122432221015 in words is "twenty-three trillion, one hundred twenty-two billion, four hundred thirty-two million, two hundred twenty-one thousand, fifteen".