100212200022020 has 48 divisors (see below), whose sum is σ = 214024570401600. Its totient is φ = 39403251849600.

The previous prime is 100212200022019. The next prime is 100212200022029. The reversal of 100212200022020 is 20220002212001.

It is a junction number, because it is equal to n+sod(n) for n = 100212200021986 and 100212200022004.

It is not an unprimeable number, because it can be changed into a prime (100212200022029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18603995 + ... + 23378045.

It is an arithmetic number, because the mean of its divisors is an integer number (4458845216700).

Almost surely, 2^{100212200022020} is an apocalyptic number.

100212200022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100212200022020 is an abundant number, since it is smaller than the sum of its proper divisors (113812370379580).

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

100212200022020 is a wasteful number, since it uses less digits than its factorization.

100212200022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4791908 (or 4791906 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100212200022020 its reverse (20220002212001), we get a palindrome (120432202234021).

The spelling of 100212200022020 in words is "one hundred trillion, two hundred twelve billion, two hundred million, twenty-two thousand, twenty".