20010200202 has 16 divisors (see below), whose sum is σ = 44467111680. Its totient is φ = 6670066716.

The previous prime is 20010200173. The next prime is 20010200233. The reversal of 20010200202 is 20200201002.

It is a super-2 number, since 2×20010200202² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 185279578 + ... + 185279685.

It is an arithmetic number, because the mean of its divisors is an integer number (2779194480).

Almost surely, 2^20010200202 is an apocalyptic number.

20010200202 is an abundant number, since it is smaller than the sum of its proper divisors (24456911478).

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

20010200202 is a wasteful number, since it uses less digits than its factorization.

20010200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370559274 (or 370559268 counting only the distinct ones).

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

Adding to 20010200202 its reverse (20200201002), we get a palindrome (40210401204).

The spelling of 20010200202 in words is "twenty billion, ten million, two hundred thousand, two hundred two".