22112202001002 has 32 divisors (see below), whose sum is σ = 45651528499200. Its totient is φ = 7132885446960.

The previous prime is 22112202000949. The next prime is 22112202001003. The reversal of 22112202001002 is 20010020221122.

It is not an unprimeable number, because it can be changed into a prime (22112202001003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16493499 + ... + 17783697.

It is an arithmetic number, because the mean of its divisors is an integer number (1426610265600).

Almost surely, 2^{22112202001002} is an apocalyptic number.

22112202001002 is an abundant number, since it is smaller than the sum of its proper divisors (23539326498198).

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

22112202001002 is a wasteful number, since it uses less digits than its factorization.

22112202001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382378.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22112202001002 its reverse (20010020221122), we get a palindrome (42122222222124).

The spelling of 22112202001002 in words is "twenty-two trillion, one hundred twelve billion, two hundred two million, one thousand, two".