211120121022 has 32 divisors (see below), whose sum is σ = 424462667904. Its totient is φ = 70003500000.

The previous prime is 211120121011. The next prime is 211120121057. The reversal of 211120121022 is 220121021112.

It is a junction number, because it is equal to n+sod(n) for n = 211120120992 and 211120121010.

It is a congruent number.

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, 1542897 + ... + 1674147.

It is an arithmetic number, because the mean of its divisors is an integer number (13264458372).

Almost surely, 2^211120121022 is an apocalyptic number.

211120121022 is an abundant number, since it is smaller than the sum of its proper divisors (213342546882).

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

211120121022 is a wasteful number, since it uses less digits than its factorization.

211120121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132664.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211120121022 its reverse (220121021112), we get a palindrome (431241142134).

The spelling of 211120121022 in words is "two hundred eleven billion, one hundred twenty million, one hundred twenty-one thousand, twenty-two".