110111220202120 has 16 divisors (see below), whose sum is σ = 247750245454860. Its totient is φ = 44044488080832.

The previous prime is 110111220202079. The next prime is 110111220202127. The reversal of 110111220202120 is 21202022111011.

It can be written as a sum of positive squares in 2 ways, for example, as 109551683289636 + 559536912484 = 10466694^2 + 748022^2 .

It is a super-2 number, since 2×110111220202120² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110111220202094 and 110111220202103.

It is not an unprimeable number, because it can be changed into a prime (110111220202127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1376390252487 + ... + 1376390252566.

Almost surely, 2^{110111220202120} is an apocalyptic number.

110111220202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110111220202120 is an abundant number, since it is smaller than the sum of its proper divisors (137639025252740).

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

110111220202120 is a wasteful number, since it uses less digits than its factorization.

110111220202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752780505064 (or 2752780505060 counting only the distinct ones).

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

Adding to 110111220202120 its reverse (21202022111011), we get a palindrome (131313242313131).

The spelling of 110111220202120 in words is "one hundred ten trillion, one hundred eleven billion, two hundred twenty million, two hundred two thousand, one hundred twenty".