111120320122220 has 72 divisors (see below), whose sum is σ = 238432768286496. Its totient is φ = 43500688356096.

The previous prime is 111120320122199. The next prime is 111120320122247. The reversal of 111120320122220 is 22221023021111.

It is a super-3 number, since 3×111120320122220³ (a number of 43 digits) contains 333 as substring.

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 = 111120320122192 and 111120320122201.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2205749672 + ... + 2205800048.

Almost surely, 2^{111120320122220} is an apocalyptic number.

111120320122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111120320122220 is an abundant number, since it is smaller than the sum of its proper divisors (127312448164276).

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

111120320122220 is a wasteful number, since it uses less digits than its factorization.

111120320122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100407 (or 100358 counting only the distinct ones).

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

Adding to 111120320122220 its reverse (22221023021111), we get a palindrome (133341343143331).

The spelling of 111120320122220 in words is "one hundred eleven trillion, one hundred twenty billion, three hundred twenty million, one hundred twenty-two thousand, two hundred twenty".