212010102021122 has 8 divisors (see below), whose sum is σ = 319680153833472. Its totient is φ = 105450050743300.

The previous prime is 212010102021121. The next prime is 212010102021149. The reversal of 212010102021122 is 221120201010212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212010102021122.

It is not an unprimeable number, because it can be changed into a prime (212010102021121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277500133154 + ... + 277500133917.

It is an arithmetic number, because the mean of its divisors is an integer number (39960019229184).

Almost surely, 2^{212010102021122} is an apocalyptic number.

212010102021122 is a deficient number, since it is larger than the sum of its proper divisors (107670051812350).

212010102021122 is a wasteful number, since it uses less digits than its factorization.

212010102021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555000267264.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212010102021122 its reverse (221120201010212), we get a palindrome (433130303031334).

The spelling of 212010102021122 in words is "two hundred twelve trillion, ten billion, one hundred two million, twenty-one thousand, one hundred twenty-two".