110211211220 has 48 divisors (see below), whose sum is σ = 252870847488. Its totient is φ = 40015378560.

The previous prime is 110211211183. The next prime is 110211211267. The reversal of 110211211220 is 22112112011.

It is a super-2 number, since 2×110211211220² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110211211195 and 110211211204.

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, 239924 + ... + 527243.

It is an arithmetic number, because the mean of its divisors is an integer number (5268142656).

Almost surely, 2^110211211220 is an apocalyptic number.

110211211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110211211220 is an abundant number, since it is smaller than the sum of its proper divisors (142659636268).

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

110211211220 is a wasteful number, since it uses less digits than its factorization.

110211211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767840 (or 767838 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110211211220 its reverse (22112112011), we get a palindrome (132323323231).

The spelling of 110211211220 in words is "one hundred ten billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty".