210111002122 has 32 divisors (see below), whose sum is σ = 371896464384. Its totient is φ = 87122390400.

The previous prime is 210111002117. The next prime is 210111002137. The reversal of 210111002122 is 221200111012.

It is a super-2 number, since 2×210111002122² (a number of 23 digits) contains 22 as substring.

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, 1872888 + ... + 1981900.

It is an arithmetic number, because the mean of its divisors is an integer number (11621764512).

Almost surely, 2^210111002122 is an apocalyptic number.

210111002122 is a deficient number, since it is larger than the sum of its proper divisors (161785462262).

210111002122 is a wasteful number, since it uses less digits than its factorization.

210111002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113494.

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

Adding to 210111002122 its reverse (221200111012), we get a palindrome (431311113134).

The spelling of 210111002122 in words is "two hundred ten billion, one hundred eleven million, two thousand, one hundred twenty-two".