100021200202000 has 320 divisors, whose sum is σ = 301566235097088. Its totient is φ = 31171573440000.

The previous prime is 100021200201983. The next prime is 100021200202057. The reversal of 100021200202000 is 202002120001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1399978279 + ... + 1400049721.

Almost surely, 2^{100021200202000} is an apocalyptic number.

100021200202000 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 100021200202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150783117548544).

100021200202000 is an abundant number, since it is smaller than the sum of its proper divisors (201545034895088).

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

100021200202000 is a wasteful number, since it uses less digits than its factorization.

100021200202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80575 (or 80559 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100021200202000 its reverse (202002120001), we get a palindrome (100223202322001).

The spelling of 100021200202000 in words is "one hundred trillion, twenty-one billion, two hundred million, two hundred two thousand".