110021232211220 has 48 divisors (see below), whose sum is σ = 252056791744128. Its totient is φ = 40006427045760.

The previous prime is 110021232211211. The next prime is 110021232211237. The reversal of 110021232211220 is 22112232120011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 110021232211192 and 110021232211201.

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, 1254239 + ... + 14886758.

It is an arithmetic number, because the mean of its divisors is an integer number (5251183161336).

Almost surely, 2^{110021232211220} is an apocalyptic number.

110021232211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021232211220 is an abundant number, since it is smaller than the sum of its proper divisors (142035559532908).

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

110021232211220 is a wasteful number, since it uses less digits than its factorization.

110021232211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16172000 (or 16171998 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 110021232211220 its reverse (22112232120011), we get a palindrome (132133464331231).

The spelling of 110021232211220 in words is "one hundred ten trillion, twenty-one billion, two hundred thirty-two million, two hundred eleven thousand, two hundred twenty".