111302003020 has 48 divisors (see below), whose sum is σ = 253221127488. Its totient is φ = 40850023680.

The previous prime is 111302003003. The next prime is 111302003023. The reversal of 111302003020 is 20300203111.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (111302003023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1238271 + ... + 1325110.

It is an arithmetic number, because the mean of its divisors is an integer number (5275440156).

Almost surely, 2^111302003020 is an apocalyptic number.

111302003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111302003020 is an abundant number, since it is smaller than the sum of its proper divisors (141919124468).

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

111302003020 is a wasteful number, since it uses less digits than its factorization.

111302003020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563570 (or 2563568 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 111302003020 its reverse (20300203111), we get a palindrome (131602206131).

The spelling of 111302003020 in words is "one hundred eleven billion, three hundred two million, three thousand, twenty".