1002021032130 has 64 divisors (see below), whose sum is σ = 2466670060800. Its totient is φ = 260404441856.

The previous prime is 1002021032123. The next prime is 1002021032153. The reversal of 1002021032130 is 312301202001.

It is a super-2 number, since 2×1002021032130² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1877862 + ... + 2351681.

It is an arithmetic number, because the mean of its divisors is an integer number (38541719700).

Almost surely, 2^{1002021032130} is an apocalyptic number.

1002021032130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002021032130 is an abundant number, since it is smaller than the sum of its proper divisors (1464649028670).

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

1002021032130 is a wasteful number, since it uses less digits than its factorization.

1002021032130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229755.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1002021032130 its reverse (312301202001), we get a palindrome (1314322234131).

The spelling of 1002021032130 in words is "one trillion, two billion, twenty-one million, thirty-two thousand, one hundred thirty".