111330001000 has 64 divisors (see below), whose sum is σ = 260564850000. Its totient is φ = 44523001600.

The previous prime is 111330000989. The next prime is 111330001009. The reversal of 111330001000 is 100033111.

It can be written as a sum of positive squares in 8 ways, for example, as 15392372356 + 95937628644 = 124066^2 + 309738^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (111330001009) 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, 7341426 + ... + 7356574.

Almost surely, 2^111330001000 is an apocalyptic number.

111330001000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111330001000 is an abundant number, since it is smaller than the sum of its proper divisors (149234849000).

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

111330001000 is a wasteful number, since it uses less digits than its factorization.

111330001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22519 (or 22505 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 111330001000 its reverse (100033111), we get a palindrome (111430034111).

The spelling of 111330001000 in words is "one hundred eleven billion, three hundred thirty million, one thousand".