22012112020002 has 64 divisors (see below), whose sum is σ = 47716569621504. Its totient is φ = 6729371691840.

The previous prime is 22012112019979. The next prime is 22012112020027. The reversal of 22012112020002 is 20002021121022.

It is a super-2 number, since 2×22012112020002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8521603 + ... + 10800089.

It is an arithmetic number, because the mean of its divisors is an integer number (745571400336).

Almost surely, 2^{22012112020002} is an apocalyptic number.

22012112020002 is an abundant number, since it is smaller than the sum of its proper divisors (25704457601502).

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

22012112020002 is a wasteful number, since it uses less digits than its factorization.

22012112020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279303.

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

Adding to 22012112020002 its reverse (20002021121022), we get a palindrome (42014133141024).

The spelling of 22012112020002 in words is "twenty-two trillion, twelve billion, one hundred twelve million, twenty thousand, two".