100022020021021 has 16 divisors (see below), whose sum is σ = 116072286220800. Its totient is φ = 84413324643120.

The previous prime is 100022020021013. The next prime is 100022020021037. The reversal of 100022020021021 is 120120020220001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100022020021021 - 2³ = 100022020021013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100022020020992 and 100022020021010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022020321021) 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, 49817515 + ... + 51786376.

It is an arithmetic number, because the mean of its divisors is an integer number (7254517888800).

Almost surely, 2^{100022020021021} is an apocalyptic number.

It is an amenable number.

100022020021021 is a deficient number, since it is larger than the sum of its proper divisors (16050266199779).

100022020021021 is a wasteful number, since it uses less digits than its factorization.

100022020021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101606064.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100022020021021 its reverse (120120020220001), we get a palindrome (220142040241022).

The spelling of 100022020021021 in words is "one hundred trillion, twenty-two billion, twenty million, twenty-one thousand, twenty-one".