210211013122 has 16 divisors (see below), whose sum is σ = 344584098144. Its totient is φ = 95383116000.

The previous prime is 210211013119. The next prime is 210211013149. The reversal of 210211013122 is 221310112012.

It is a junction number, because it is equal to n+sod(n) for n = 210211013096 and 210211013105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8354379 + ... + 8379502.

It is an arithmetic number, because the mean of its divisors is an integer number (21536506134).

Almost surely, 2^210211013122 is an apocalyptic number.

210211013122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210211013122 is a deficient number, since it is larger than the sum of its proper divisors (134373085022).

210211013122 is a wasteful number, since it uses less digits than its factorization.

210211013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16734465.

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

Adding to 210211013122 its reverse (221310112012), we get a palindrome (431521125134).

The spelling of 210211013122 in words is "two hundred ten billion, two hundred eleven million, thirteen thousand, one hundred twenty-two".