100220010022020 has 192 divisors, whose sum is σ = 344472645888000. Its totient is φ = 21701776521600.

The previous prime is 100220010021991. The next prime is 100220010022031. The reversal of 100220010022020 is 20220010022001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100220010021987 and 100220010022005.

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, 127761006 + ... + 128543045.

It is an arithmetic number, because the mean of its divisors is an integer number (1794128364000).

Almost surely, 2^{100220010022020} is an apocalyptic number.

100220010022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100220010022020 is an abundant number, since it is smaller than the sum of its proper divisors (244252635865980).

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

100220010022020 is a wasteful number, since it uses less digits than its factorization.

100220010022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256304103 (or 256304087 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100220010022020 its reverse (20220010022001), we get a palindrome (120440020044021).

The spelling of 100220010022020 in words is "one hundred trillion, two hundred twenty billion, ten million, twenty-two thousand, twenty".