15222222135300 has 36 divisors (see below), whose sum is σ = 44042962712336. Its totient is φ = 4059259236000.

The previous prime is 15222222135283. The next prime is 15222222135371. The reversal of 15222222135300 is 353122222251.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25370369926 + ... + 25370370525.

Almost surely, 2^{15222222135300} is an apocalyptic number.

15222222135300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15222222135300 is an abundant number, since it is smaller than the sum of its proper divisors (28820740577036).

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

15222222135300 is a wasteful number, since it uses less digits than its factorization.

15222222135300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50740740468 (or 50740740461 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 15222222135300 its reverse (353122222251), we get a palindrome (15575344357551).

The spelling of 15222222135300 in words is "fifteen trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred thirty-five thousand, three hundred".