111111000001512 has 64 divisors (see below), whose sum is σ = 331262608711680. Its totient is φ = 30365739129792.

The previous prime is 111111000001511. The next prime is 111111000001523. The reversal of 111111000001512 is 215100000111111.

111111000001512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111111000001512² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111111000001491 and 111111000001500.

It is not an unprimeable number, because it can be changed into a prime (111111000001511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14377713528 + ... + 14377721255.

It is an arithmetic number, because the mean of its divisors is an integer number (5175978261120).

Almost surely, 2^{111111000001512} is an apocalyptic number.

111111000001512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111111000001512 is an abundant number, since it is smaller than the sum of its proper divisors (220151608710168).

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

111111000001512 is a wasteful number, since it uses less digits than its factorization.

111111000001512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28755434822 (or 28755434818 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 15.

Adding to 111111000001512 its reverse (215100000111111), we get a palindrome (326211000112623).

The spelling of 111111000001512 in words is "one hundred eleven trillion, one hundred eleven billion, one thousand, five hundred twelve".