10020102002020 has 96 divisors (see below), whose sum is σ = 24619220196480. Its totient is φ = 3386770882560.

The previous prime is 10020102001933. The next prime is 10020102002087. The reversal of 10020102002020 is 2020020102001.

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 = 10020102001988 and 10020102002006.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22393117 + ... + 22836196.

It is an arithmetic number, because the mean of its divisors is an integer number (256450210380).

Almost surely, 2^{10020102002020} is an apocalyptic number.

10020102002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020102002020 is an abundant number, since it is smaller than the sum of its proper divisors (14599118194460).

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

10020102002020 is a wasteful number, since it uses less digits than its factorization.

10020102002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45229405 (or 45229403 counting only the distinct ones).

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

Adding to 10020102002020 its reverse (2020020102001), we get a palindrome (12040122104021).

The spelling of 10020102002020 in words is "ten trillion, twenty billion, one hundred two million, two thousand, twenty".