22012212200118 has 32 divisors (see below), whose sum is σ = 50330173271040. Its totient is φ = 6287135312640.

The previous prime is 22012212200117. The next prime is 22012212200137. The reversal of 22012212200118 is 81100221221022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012212200117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86044638 + ... + 86300081.

It is an arithmetic number, because the mean of its divisors is an integer number (1572817914720).

Almost surely, 2^{22012212200118} is an apocalyptic number.

22012212200118 is an abundant number, since it is smaller than the sum of its proper divisors (28317961070922).

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

22012212200118 is a wasteful number, since it uses less digits than its factorization.

22012212200118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172347772.

The product of its (nonzero) digits is 512, while the sum is 24.

The spelling of 22012212200118 in words is "twenty-two trillion, twelve billion, two hundred twelve million, two hundred thousand, one hundred eighteen".