212202022158 has 64 divisors (see below), whose sum is σ = 567290304000. Its totient is φ = 57438139392.

The previous prime is 212202022117. The next prime is 212202022159. The reversal of 212202022158 is 851220202212.

212202022158 is a `hidden beast` number, since 21 + 220 + 202 + 215 + 8 = 666.

212202022158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212202022159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14766003 + ... + 14780366.

It is an arithmetic number, because the mean of its divisors is an integer number (8863911000).

Almost surely, 2^212202022158 is an apocalyptic number.

212202022158 is an abundant number, since it is smaller than the sum of its proper divisors (355088281842).

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

212202022158 is a wasteful number, since it uses less digits than its factorization.

212202022158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29546406 (or 29546400 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The spelling of 212202022158 in words is "two hundred twelve billion, two hundred two million, twenty-two thousand, one hundred fifty-eight".