1031021413000 has 64 divisors (see below), whose sum is σ = 2445639459120. Its totient is φ = 406759104000.

The previous prime is 1031021412991. The next prime is 1031021413003. The reversal of 1031021413000 is 3141201301.

It can be written as a sum of positive squares in 8 ways, for example, as 223277040484 + 807744372516 = 472522^2 + 898746^2 .

It is not an unprimeable number, because it can be changed into a prime (1031021413003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6988791 + ... + 7134790.

Almost surely, 2^{1031021413000} is an apocalyptic number.

1031021413000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031021413000 is an abundant number, since it is smaller than the sum of its proper divisors (1414618046120).

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

1031021413000 is a wasteful number, since it uses less digits than its factorization.

1031021413000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14123675 (or 14123661 counting only the distinct ones).

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

Adding to 1031021413000 its reverse (3141201301), we get a palindrome (1034162614301).

The spelling of 1031021413000 in words is "one trillion, thirty-one billion, twenty-one million, four hundred thirteen thousand".