1001012101010 has 16 divisors (see below), whose sum is σ = 1801937071296. Its totient is φ = 400379220528.

The previous prime is 1001012100989. The next prime is 1001012101079. The reversal of 1001012101010 is 101012101001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3037982 + ... + 3351321.

It is an arithmetic number, because the mean of its divisors is an integer number (112621066956).

Almost surely, 2^{1001012101010} is an apocalyptic number.

1001012101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001012101010 is a deficient number, since it is larger than the sum of its proper divisors (800924970286).

1001012101010 is a wasteful number, since it uses less digits than its factorization.

1001012101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6404977.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1001012101010 its reverse (101012101001), we get a palindrome (1102024202011).

Subtracting from 1001012101010 its reverse (101012101001), we obtain a palindrome (900000000009).

The spelling of 1001012101010 in words is "one trillion, one billion, twelve million, one hundred one thousand, ten".