212100100022210 has 32 divisors (see below), whose sum is σ = 394963550841600. Its totient is φ = 81910676675520.

The previous prime is 212100100022207. The next prime is 212100100022303. The reversal of 212100100022210 is 12220001001212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10970726 + ... + 23335745.

It is an arithmetic number, because the mean of its divisors is an integer number (12342610963800).

Almost surely, 2^{212100100022210} is an apocalyptic number.

212100100022210 is a deficient number, since it is larger than the sum of its proper divisors (182863450819390).

212100100022210 is a wasteful number, since it uses less digits than its factorization.

212100100022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34327826.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212100100022210 its reverse (12220001001212), we get a palindrome (224320101023422).

The spelling of 212100100022210 in words is "two hundred twelve trillion, one hundred billion, one hundred million, twenty-two thousand, two hundred ten".