212202101122 has 96 divisors (see below), whose sum is σ = 373868052480. Its totient is φ = 89323456320.

The previous prime is 212202101093. The next prime is 212202101147. The reversal of 212202101122 is 221101202212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212202101096 and 212202101105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1077167928 + ... + 1077168124.

It is an arithmetic number, because the mean of its divisors is an integer number (3894458880).

Almost surely, 2^212202101122 is an apocalyptic number.

212202101122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212202101122 is a deficient number, since it is larger than the sum of its proper divisors (161665951358).

212202101122 is a wasteful number, since it uses less digits than its factorization.

212202101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212202101122 its reverse (221101202212), we get a palindrome (433303303334).

The spelling of 212202101122 in words is "two hundred twelve billion, two hundred two million, one hundred one thousand, one hundred twenty-two".