213120122110 has 32 divisors (see below), whose sum is σ = 441360964800. Its totient is φ = 72579351552.

The previous prime is 213120122077. The next prime is 213120122143. The reversal of 213120122110 is 11221021312.

It is an interprime number because it is at equal distance from previous prime (213120122077) and next prime (213120122143).

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, 10206259 + ... + 10227118.

It is an arithmetic number, because the mean of its divisors is an integer number (13792530150).

Almost surely, 2^213120122110 is an apocalyptic number.

213120122110 is an abundant number, since it is smaller than the sum of its proper divisors (228240842690).

213120122110 is a wasteful number, since it uses less digits than its factorization.

213120122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20433540.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 213120122110 its reverse (11221021312), we get a palindrome (224341143422).

The spelling of 213120122110 in words is "two hundred thirteen billion, one hundred twenty million, one hundred twenty-two thousand, one hundred ten".