111022020022210 has 128 divisors (see below), whose sum is σ = 232397369008128. Its totient is φ = 37739053440000.

The previous prime is 111022020022171. The next prime is 111022020022219. The reversal of 111022020022210 is 12220020220111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111022020022219) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1940135659 + ... + 1940192881.

It is an arithmetic number, because the mean of its divisors is an integer number (1815604445376).

Almost surely, 2^{111022020022210} is an apocalyptic number.

111022020022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111022020022210 is an abundant number, since it is smaller than the sum of its proper divisors (121375348985918).

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

111022020022210 is a wasteful number, since it uses less digits than its factorization.

111022020022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64280.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 111022020022210 its reverse (12220020220111), we get a palindrome (123242040242321).

The spelling of 111022020022210 in words is "one hundred eleven trillion, twenty-two billion, twenty million, twenty-two thousand, two hundred ten".