22201012122212 has 48 divisors (see below), whose sum is σ = 48439015511040. Its totient is φ = 8649665767200.

The previous prime is 22201012122203. The next prime is 22201012122221. The reversal of 22201012122212 is 21222121010222.

It is an interprime number because it is at equal distance from previous prime (22201012122203) and next prime (22201012122221).

It is an unprimeable number.

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, 42264839 + ... + 42786897.

It is an arithmetic number, because the mean of its divisors is an integer number (1009146156480).

Almost surely, 2^{22201012122212} is an apocalyptic number.

22201012122212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22201012122212 is an abundant number, since it is smaller than the sum of its proper divisors (26238003388828).

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

22201012122212 is a wasteful number, since it uses less digits than its factorization.

22201012122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660152 (or 660150 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22201012122212 its reverse (21222121010222), we get a palindrome (43423133132434).

The spelling of 22201012122212 in words is "twenty-two trillion, two hundred one billion, twelve million, one hundred twenty-two thousand, two hundred twelve".