20020202000100 has 108 divisors (see below), whose sum is σ = 62767160235780. Its totient is φ = 5337448704000.

The previous prime is 20020202000089. The next prime is 20020202000131. The reversal of 20020202000100 is 100020202002.

It can be written as a sum of positive squares in 6 ways, for example, as 877354435584 + 19142847564516 = 936672^2 + 4375254^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1133356 + ... + 6428444.

Almost surely, 2^{20020202000100} is an apocalyptic number.

20020202000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20020202000100 is an abundant number, since it is smaller than the sum of its proper divisors (42746958235680).

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

20020202000100 is a wasteful number, since it uses less digits than its factorization.

20020202000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5299310 (or 5299300 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20020202000100 its reverse (100020202002), we get a palindrome (20120222202102).

The spelling of 20020202000100 in words is "twenty trillion, twenty billion, two hundred two million, one hundred", and thus it is an aban number.