211210211122002 has 80 divisors (see below), whose sum is σ = 500070339236160. Its totient is φ = 66444356736288.

The previous prime is 211210211121911. The next prime is 211210211122013. The reversal of 211210211122002 is 200221112012112.

211210211122002 is a `hidden beast` number, since 21 + 1 + 210 + 211 + 1 + 220 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 129645433 + ... + 131264460.

It is an arithmetic number, because the mean of its divisors is an integer number (6250879240452).

Almost surely, 2^{211210211122002} is an apocalyptic number.

211210211122002 is an abundant number, since it is smaller than the sum of its proper divisors (288860128114158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211210211122002 is a wasteful number, since it uses less digits than its factorization.

211210211122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260910189 (or 260910180 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211210211122002 its reverse (200221112012112), we get a palindrome (411431323134114).

The spelling of 211210211122002 in words is "two hundred eleven trillion, two hundred ten billion, two hundred eleven million, one hundred twenty-two thousand, two".