22215025344112 has 40 divisors (see below), whose sum is σ = 43167859223040. Its totient is φ = 11074980047040.

The previous prime is 22215025344091. The next prime is 22215025344131. The reversal of 22215025344112 is 21144352051222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6020589 + ... + 8982067.

It is an arithmetic number, because the mean of its divisors is an integer number (1079196480576).

Almost surely, 2^{22215025344112} is an apocalyptic number.

It is an amenable number.

22215025344112 is a deficient number, since it is larger than the sum of its proper divisors (20952833878928).

22215025344112 is a wasteful number, since it uses less digits than its factorization.

22215025344112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962861 (or 2962855 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 22215025344112 its reverse (21144352051222), we get a palindrome (43359377395334).

The spelling of 22215025344112 in words is "twenty-two trillion, two hundred fifteen billion, twenty-five million, three hundred forty-four thousand, one hundred twelve".