1001021132300 has 108 divisors (see below), whose sum is σ = 2533906413360. Its totient is φ = 342250634880.

The previous prime is 1001021132297. The next prime is 1001021132347. The reversal of 1001021132300 is 32311201001.

It is a super-2 number, since 2×1001021132300² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1474574 + ... + 2043626.

It is an arithmetic number, because the mean of its divisors is an integer number (23462096420).

Almost surely, 2^{1001021132300} is an apocalyptic number.

1001021132300 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 1001021132300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266953206680).

1001021132300 is an abundant number, since it is smaller than the sum of its proper divisors (1532885281060).

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

1001021132300 is a wasteful number, since it uses less digits than its factorization.

1001021132300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569440 (or 569426 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1001021132300 its reverse (32311201001), we get a palindrome (1033332333301).

The spelling of 1001021132300 in words is "one trillion, one billion, twenty-one million, one hundred thirty-two thousand, three hundred".