1000133100 has 54 divisors (see below), whose sum is σ = 3134864460. Its totient is φ = 266701920.

The previous prime is 1000133093. The next prime is 1000133111. The reversal of 1000133100 is 13310001.

1000133100 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1000133100² = 2000532435431220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 554730 + ... + 556529.

Almost surely, 2^1000133100 is an apocalyptic number.

1000133100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000133100 is an abundant number, since it is smaller than the sum of its proper divisors (2134731360).

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

1000133100 is a wasteful number, since it uses less digits than its factorization.

1000133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111279 (or 1111269 counting only the distinct ones).

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

The square root of 1000133100 is about 31624.8810274442. The cubic root of 1000133100 is about 1000.0443646984.

Adding to 1000133100 its reverse (13310001), we get a palindrome (1013443101).

The spelling of 1000133100 in words is "one billion, one hundred thirty-three thousand, one hundred".