15044212122 has 64 divisors (see below), whose sum is σ = 31900677120. Its totient is φ = 4716641664.

The previous prime is 15044212121. The next prime is 15044212147. The reversal of 15044212122 is 22121244051.

It is a junction number, because it is equal to n+sod(n) for n = 15044212092 and 15044212101.

It is not an unprimeable number, because it can be changed into a prime (15044212121) 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, 12935113 + ... + 12936275.

It is an arithmetic number, because the mean of its divisors is an integer number (498448080).

Almost surely, 2^15044212122 is an apocalyptic number.

15044212122 is an abundant number, since it is smaller than the sum of its proper divisors (16856464998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15044212122 is a wasteful number, since it uses less digits than its factorization.

15044212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 15044212122 its reverse (22121244051), we get a palindrome (37165456173).

The spelling of 15044212122 in words is "fifteen billion, forty-four million, two hundred twelve thousand, one hundred twenty-two".