1021131003300 has 144 divisors (see below), whose sum is σ = 2961640234560. Its totient is φ = 271641807360.

The previous prime is 1021131003283. The next prime is 1021131003331. The reversal of 1021131003300 is 33001311201.

It is a super-2 number, since 2×1021131003300² (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 a self number, because there is not a number n which added to its sum of digits gives 1021131003300.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 437688934 + ... + 437691266.

Almost surely, 2^{1021131003300} is an apocalyptic number.

1021131003300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1021131003300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1480820117280).

1021131003300 is an abundant number, since it is smaller than the sum of its proper divisors (1940509231260).

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

1021131003300 is a wasteful number, since it uses less digits than its factorization.

1021131003300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262 (or 5255 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1021131003300 its reverse (33001311201), we get a palindrome (1054132314501).

The spelling of 1021131003300 in words is "one trillion, twenty-one billion, one hundred thirty-one million, three thousand, three hundred".