100022020202120 has 32 divisors (see below), whose sum is σ = 225095690971800. Its totient is φ = 40000604433408.

The previous prime is 100022020202101. The next prime is 100022020202131. The reversal of 100022020202120 is 21202020220001.

It can be written as a sum of positive squares in 4 ways, for example, as 39685136548996 + 60336883653124 = 6299614^2 + 7767682^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100022020202095 and 100022020202104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256166465 + ... + 256556624.

Almost surely, 2^{100022020202120} is an apocalyptic number.

100022020202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100022020202120 is an abundant number, since it is smaller than the sum of its proper divisors (125073670769680).

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

100022020202120 is a wasteful number, since it uses less digits than its factorization.

100022020202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512727977 (or 512727973 counting only the distinct ones).

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

Adding to 100022020202120 its reverse (21202020220001), we get a palindrome (121224040422121).

The spelling of 100022020202120 in words is "one hundred trillion, twenty-two billion, twenty million, two hundred two thousand, one hundred twenty".