22112201002012 has 48 divisors (see below), whose sum is σ = 42363698896512. Its totient is φ = 10015444047680.

The previous prime is 22112201001971. The next prime is 22112201002037. The reversal of 22112201002012 is 21020010221122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22777698 + ... + 23728630.

It is an arithmetic number, because the mean of its divisors is an integer number (882577060344).

Almost surely, 2^{22112201002012} is an apocalyptic number.

22112201002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22112201002012 is a deficient number, since it is larger than the sum of its proper divisors (20251497894500).

22112201002012 is a wasteful number, since it uses less digits than its factorization.

22112201002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952818 (or 952816 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22112201002012 its reverse (21020010221122), we get a palindrome (43132211223134).

The spelling of 22112201002012 in words is "twenty-two trillion, one hundred twelve billion, two hundred one million, two thousand, twelve".