22102420063212 has 36 divisors (see below), whose sum is σ = 55870159943416. Its totient is φ = 7367453089920.

The previous prime is 22102420063189. The next prime is 22102420063247. The reversal of 22102420063212 is 21236002420122.

22102420063212 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 2 + 4 + 20 + 0 + 632 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18491412 + ... + 19650372.

Almost surely, 2^{22102420063212} is an apocalyptic number.

It is an amenable number.

22102420063212 is an abundant number, since it is smaller than the sum of its proper divisors (33767739880204).

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

22102420063212 is a wasteful number, since it uses less digits than its factorization.

22102420063212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688718 (or 1688713 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22102420063212 its reverse (21236002420122), we get a palindrome (43338422483334).

The spelling of 22102420063212 in words is "twenty-two trillion, one hundred two billion, four hundred twenty million, sixty-three thousand, two hundred twelve".