220110111121110 has 64 divisors (see below), whose sum is σ = 603734479299072. Its totient is φ = 50310558475776.

The previous prime is 220110111121057. The next prime is 220110111121129. The reversal of 220110111121110 is 11121111011022.

It is a super-2 number, since 2×220110111121110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 220110111121110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30092337 + ... + 36684723.

It is an arithmetic number, because the mean of its divisors is an integer number (9433351239048).

Almost surely, 2^{220110111121110} is an apocalyptic number.

220110111121110 is an abundant number, since it is smaller than the sum of its proper divisors (383624368177962).

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

220110111121110 is a wasteful number, since it uses less digits than its factorization.

220110111121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6751397.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 220110111121110 its reverse (11121111011022), we get a palindrome (231231222132132).

The spelling of 220110111121110 in words is "two hundred twenty trillion, one hundred ten billion, one hundred eleven million, one hundred twenty-one thousand, one hundred ten".