22101202022020 has 48 divisors (see below), whose sum is σ = 50674286009088. Its totient is φ = 8030064008960.

The previous prime is 22101202022017. The next prime is 22101202022021. The reversal of 22101202022020 is 2022020210122.

It is a junction number, because it is equal to n+sod(n) for n = 22101202021985 and 22101202022003.

It is not an unprimeable number, because it can be changed into a prime (22101202022021) 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, 41841484 + ... + 42366403.

It is an arithmetic number, because the mean of its divisors is an integer number (1055714291856).

Almost surely, 2^{22101202022020} is an apocalyptic number.

22101202022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101202022020 is an abundant number, since it is smaller than the sum of its proper divisors (28573083987068).

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

22101202022020 is a wasteful number, since it uses less digits than its factorization.

22101202022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84209100 (or 84209098 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22101202022020 its reverse (2022020210122), we get a palindrome (24123222232142).

The spelling of 22101202022020 in words is "twenty-two trillion, one hundred one billion, two hundred two million, twenty-two thousand, twenty".