111010134220 has 12 divisors (see below), whose sum is σ = 233121281904. Its totient is φ = 44404053680.

The previous prime is 111010134199. The next prime is 111010134223. The reversal of 111010134220 is 22431010111.

It is a junction number, because it is equal to n+sod(n) for n = 111010134194 and 111010134203.

It is not an unprimeable number, because it can be changed into a prime (111010134223) 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, 2775253336 + ... + 2775253375.

It is an arithmetic number, because the mean of its divisors is an integer number (19426773492).

Almost surely, 2^111010134220 is an apocalyptic number.

111010134220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111010134220 is an abundant number, since it is smaller than the sum of its proper divisors (122111147684).

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

111010134220 is a wasteful number, since it uses less digits than its factorization.

111010134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550506720 (or 5550506718 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111010134220 its reverse (22431010111), we get a palindrome (133441144331).

The spelling of 111010134220 in words is "one hundred eleven billion, ten million, one hundred thirty-four thousand, two hundred twenty".