100101120022020 has 96 divisors (see below), whose sum is σ = 312251769688320. Its totient is φ = 23790611013120.

The previous prime is 100101120021997. The next prime is 100101120022093. The reversal of 100101120022020 is 20220021101001.

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 = 100101120021987 and 100101120022005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2212645816 + ... + 2212691055.

It is an arithmetic number, because the mean of its divisors is an integer number (3252622600920).

Almost surely, 2^{100101120022020} is an apocalyptic number.

100101120022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101120022020 is an abundant number, since it is smaller than the sum of its proper divisors (212150649666300).

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

100101120022020 is a wasteful number, since it uses less digits than its factorization.

100101120022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425336925 (or 4425336923 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100101120022020 its reverse (20220021101001), we get a palindrome (120321141123021).

The spelling of 100101120022020 in words is "one hundred trillion, one hundred one billion, one hundred twenty million, twenty-two thousand, twenty".