1000640031010 has 32 divisors (see below), whose sum is σ = 1896110415360. Its totient is φ = 379157730048.

The previous prime is 1000640030963. The next prime is 1000640031043. The reversal of 1000640031010 is 101300460001.

1000640031010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2084079 + ... + 2518861.

It is an arithmetic number, because the mean of its divisors is an integer number (59253450480).

Almost surely, 2^{1000640031010} is an apocalyptic number.

1000640031010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000640031010 is a deficient number, since it is larger than the sum of its proper divisors (895470384350).

1000640031010 is a wasteful number, since it uses less digits than its factorization.

1000640031010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446922.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1000640031010 its reverse (101300460001), we get a palindrome (1101940491011).

The spelling of 1000640031010 in words is "one trillion, six hundred forty million, thirty-one thousand, ten".