10000202102020 has 48 divisors (see below), whose sum is σ = 23599139155200. Its totient is φ = 3531843950976.

The previous prime is 10000202101993. The next prime is 10000202102021. The reversal of 10000202102020 is 2020120200001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 10000202101988 and 10000202102006.

It is not an unprimeable number, because it can be changed into a prime (10000202102021) 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, 836131320 + ... + 836143279.

It is an arithmetic number, because the mean of its divisors is an integer number (491648732400).

Almost surely, 2^{10000202102020} is an apocalyptic number.

10000202102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000202102020 is an abundant number, since it is smaller than the sum of its proper divisors (13598937053180).

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

10000202102020 is a wasteful number, since it uses less digits than its factorization.

10000202102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672274644 (or 1672274642 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10000202102020 its reverse (2020120200001), we get a palindrome (12020322302021).

The spelling of 10000202102020 in words is "ten trillion, two hundred two million, one hundred two thousand, twenty".