212011110122210 has 64 divisors (see below), whose sum is σ = 436253611691520. Its totient is φ = 72670114176000.

The previous prime is 212011110122107. The next prime is 212011110122293. The reversal of 212011110122210 is 12221011110212.

It is a super-2 number, since 2×212011110122210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8878547051 + ... + 8878570929.

It is an arithmetic number, because the mean of its divisors is an integer number (6816462682680).

Almost surely, 2^{212011110122210} is an apocalyptic number.

212011110122210 is an abundant number, since it is smaller than the sum of its proper divisors (224242501569310).

212011110122210 is a wasteful number, since it uses less digits than its factorization.

212011110122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52451.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212011110122210 its reverse (12221011110212), we get a palindrome (224232121232422).

The spelling of 212011110122210 in words is "two hundred twelve trillion, eleven billion, one hundred ten million, one hundred twenty-two thousand, two hundred ten".