2031032100 has 72 divisors (see below), whose sum is σ = 5881186080. Its totient is φ = 541172480.

The previous prime is 2031032057. The next prime is 2031032111. The reversal of 2031032100 is 12301302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572131 + ... + 575669.

It is an arithmetic number, because the mean of its divisors is an integer number (81683140).

Almost surely, 2^2031032100 is an apocalyptic number.

2031032100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031032100 is an abundant number, since it is smaller than the sum of its proper divisors (3850153980).

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

2031032100 is a wasteful number, since it uses less digits than its factorization.

2031032100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469 (or 5462 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2031032100 is about 45066.9734950107. The cubic root of 2031032100 is about 1266.4039675283.

Adding to 2031032100 its reverse (12301302), we get a palindrome (2043333402).

The spelling of 2031032100 in words is "two billion, thirty-one million, thirty-two thousand, one hundred".