211210022211122 has 16 divisors (see below), whose sum is σ = 353653990680672. Its totient is φ = 93771891467520.

The previous prime is 211210022211113. The next prime is 211210022211151. The reversal of 211210022211122 is 221112220012112.

It is a junction number, because it is equal to n+sod(n) for n = 211210022211094 and 211210022211103.

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, 111633203183 + ... + 111633205074.

It is an arithmetic number, because the mean of its divisors is an integer number (22103374417542).

Almost surely, 2^{211210022211122} is an apocalyptic number.

211210022211122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211210022211122 is a deficient number, since it is larger than the sum of its proper divisors (142443968469550).

211210022211122 is a wasteful number, since it uses less digits than its factorization.

211210022211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223266408313.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211210022211122 its reverse (221112220012112), we get a palindrome (432322242223234).

The spelling of 211210022211122 in words is "two hundred eleven trillion, two hundred ten billion, twenty-two million, two hundred eleven thousand, one hundred twenty-two".