212120120110 has 32 divisors (see below), whose sum is σ = 387092701152. Its totient is φ = 83675773440.

The previous prime is 212120120081. The next prime is 212120120167. The reversal of 212120120110 is 11021021212.

It is a congruent number.

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, 10414957 + ... + 10435303.

It is an arithmetic number, because the mean of its divisors is an integer number (12096646911).

Almost surely, 2^212120120110 is an apocalyptic number.

212120120110 is a deficient number, since it is larger than the sum of its proper divisors (174972581042).

212120120110 is a wasteful number, since it uses less digits than its factorization.

212120120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34708.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212120120110 its reverse (11021021212), we get a palindrome (223141141322).

The spelling of 212120120110 in words is "two hundred twelve billion, one hundred twenty million, one hundred twenty thousand, one hundred ten".