101011020221200 has 60 divisors (see below), whose sum is σ = 242725409071120. Its totient is φ = 40396677310080.

The previous prime is 101011020221173. The next prime is 101011020221203. The reversal of 101011020221200 is 2122020110101.

It is a super-2 number, since 2×101011020221200² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101011020221203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22065270 + ... + 26246869.

Almost surely, 2^{101011020221200} is an apocalyptic number.

101011020221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101011020221200 is an abundant number, since it is smaller than the sum of its proper divisors (141714388849920).

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

101011020221200 is a wasteful number, since it uses less digits than its factorization.

101011020221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48317384 (or 48317373 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101011020221200 its reverse (2122020110101), we get a palindrome (103133040331301).

The spelling of 101011020221200 in words is "one hundred one trillion, eleven billion, twenty million, two hundred twenty-one thousand, two hundred".