211122020121010 has 32 divisors (see below), whose sum is σ = 380299810223232. Its totient is φ = 84386559248640.

The previous prime is 211122020120989. The next prime is 211122020121029. The reversal of 211122020121010 is 10121020221112.

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, 139910245 + ... + 141411175.

It is an arithmetic number, because the mean of its divisors is an integer number (11884369069476).

Almost surely, 2^{211122020121010} is an apocalyptic number.

211122020121010 is a deficient number, since it is larger than the sum of its proper divisors (169177790102222).

211122020121010 is a wasteful number, since it uses less digits than its factorization.

211122020121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511298.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211122020121010 its reverse (10121020221112), we get a palindrome (221243040342122).

The spelling of 211122020121010 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, one hundred twenty-one thousand, ten".