111302013020 has 24 divisors (see below), whose sum is σ = 254982793968. Its totient is φ = 40473459200.

The previous prime is 111302012999. The next prime is 111302013037. The reversal of 111302013020 is 20310203111.

It is a junction number, because it is equal to n+sod(n) for n = 111302012986 and 111302013004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252958901 + ... + 252959340.

It is an arithmetic number, because the mean of its divisors is an integer number (10624283082).

Almost surely, 2^111302013020 is an apocalyptic number.

111302013020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111302013020 is an abundant number, since it is smaller than the sum of its proper divisors (143680780948).

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

111302013020 is a wasteful number, since it uses less digits than its factorization.

111302013020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505918261 (or 505918259 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 111302013020 its reverse (20310203111), we get a palindrome (131612216131).

The spelling of 111302013020 in words is "one hundred eleven billion, three hundred two million, thirteen thousand, twenty".