202200011020 has 48 divisors (see below), whose sum is σ = 485332823808. Its totient is φ = 69318175680.

The previous prime is 202200011011. The next prime is 202200011053. The reversal of 202200011020 is 20110002202.

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 = 202200010988 and 202200011006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1298755 + ... + 1446085.

It is an arithmetic number, because the mean of its divisors is an integer number (10111100496).

Almost surely, 2^202200011020 is an apocalyptic number.

202200011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202200011020 is an abundant number, since it is smaller than the sum of its proper divisors (283132812788).

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

202200011020 is a wasteful number, since it uses less digits than its factorization.

202200011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157150 (or 157148 counting only the distinct ones).

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

Adding to 202200011020 its reverse (20110002202), we get a palindrome (222310013222).

The spelling of 202200011020 in words is "two hundred two billion, two hundred million, eleven thousand, twenty".