111000101000000 has 98 divisors (see below), whose sum is σ = 275328760004574. Its totient is φ = 44400040000000.

The previous prime is 111000100999987. The next prime is 111000101000017. The reversal of 111000101000000 is 101000111.

It can be written as a sum of positive squares in 7 ways, for example, as 108999279433984 + 2000821566016 = 10440272^2 + 1414504^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 54500051 + ... + 56500050.

Almost surely, 2^{111000101000000} is an apocalyptic number.

111000101000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111000101000000 is an abundant number, since it is smaller than the sum of its proper divisors (164328659004574).

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

111000101000000 is an frugal number, since it uses more digits than its factorization.

111000101000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111000143 (or 111000108 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 111000101000000 its reverse (101000111), we get a palindrome (111000202000111).

The spelling of 111000101000000 in words is "one hundred eleven trillion, one hundred one million", and thus it is an aban number.