10000202020120 has 64 divisors (see below), whose sum is σ = 24277768532640. Its totient is φ = 3685295078400.

The previous prime is 10000202020057. The next prime is 10000202020121. The reversal of 10000202020120 is 2102020200001.

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 = 10000202020097 and 10000202020106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000202020121) 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, 18185086 + ... + 18726925.

Almost surely, 2^{10000202020120} is an apocalyptic number.

10000202020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000202020120 is an abundant number, since it is smaller than the sum of its proper divisors (14277566512520).

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

10000202020120 is a wasteful number, since it uses less digits than its factorization.

10000202020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36912556 (or 36912552 counting only the distinct ones).

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

Adding to 10000202020120 its reverse (2102020200001), we get a palindrome (12102222220121).

The spelling of 10000202020120 in words is "ten trillion, two hundred two million, twenty thousand, one hundred twenty".