101121200021010 has 32 divisors (see below), whose sum is σ = 261359409286080. Its totient is φ = 24891372312768.

The previous prime is 101121200020999. The next prime is 101121200021027. The reversal of 101121200021010 is 10120002121101.

It is a super-2 number, since 2×101121200021010² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129642563740 + ... + 129642564519.

It is an arithmetic number, because the mean of its divisors is an integer number (8167481540190).

Almost surely, 2^{101121200021010} is an apocalyptic number.

101121200021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101121200021010 is an abundant number, since it is smaller than the sum of its proper divisors (160238209265070).

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

101121200021010 is a wasteful number, since it uses less digits than its factorization.

101121200021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259285128282.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101121200021010 its reverse (10120002121101), we get a palindrome (111241202142111).

The spelling of 101121200021010 in words is "one hundred one trillion, one hundred twenty-one billion, two hundred million, twenty-one thousand, ten".