1002013012231 has 64 divisors (see below), whose sum is σ = 1320032885760. Its totient is φ = 738086722560.

The previous prime is 1002013012171. The next prime is 1002013012279. The reversal of 1002013012231 is 1322103102001.

It is not a de Polignac number, because 1002013012231 - 2¹¹ = 1002013010183 is a prime.

It is a super-2 number, since 2×1002013012231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002013012631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13898505 + ... + 13970413.

It is an arithmetic number, because the mean of its divisors is an integer number (20625513840).

Almost surely, 2^{1002013012231} is an apocalyptic number.

1002013012231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1002013012231 is a deficient number, since it is larger than the sum of its proper divisors (318019873529).

1002013012231 is a wasteful number, since it uses less digits than its factorization.

1002013012231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72104.

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

Adding to 1002013012231 its reverse (1322103102001), we get a palindrome (2324116114232).

The spelling of 1002013012231 in words is "one trillion, two billion, thirteen million, twelve thousand, two hundred thirty-one".