211122020120110 has 32 divisors (see below), whose sum is σ = 427940000907264. Its totient is φ = 74295139044000.

The previous prime is 211122020120059. The next prime is 211122020120111. The reversal of 211122020120110 is 11021020221112.

It is a super-2 number, since 2×211122020120110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122020120111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30956304526 + ... + 30956311345.

It is an arithmetic number, because the mean of its divisors is an integer number (13373125028352).

Almost surely, 2^{211122020120110} is an apocalyptic number.

211122020120110 is an abundant number, since it is smaller than the sum of its proper divisors (216817980787154).

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

211122020120110 is a wasteful number, since it uses less digits than its factorization.

211122020120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61912615920.

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

Adding to 211122020120110 its reverse (11021020221112), we get a palindrome (222143040341222).

The spelling of 211122020120110 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, one hundred twenty thousand, one hundred ten".