202000111002 has 12 divisors (see below), whose sum is σ = 437666907210. Its totient is φ = 67333370328.

The previous prime is 202000110889. The next prime is 202000111009. The reversal of 202000111002 is 200111000202.

It can be written as a sum of positive squares in only one way, i.e., 201979235241 + 20875761 = 449421^2 + 4569^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (202000111009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5611114177 + ... + 5611114212.

Almost surely, 2^202000111002 is an apocalyptic number.

202000111002 is an abundant number, since it is smaller than the sum of its proper divisors (235666796208).

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

202000111002 is a wasteful number, since it uses less digits than its factorization.

202000111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11222228397 (or 11222228394 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 202000111002 its reverse (200111000202), we get a palindrome (402111111204).

The spelling of 202000111002 in words is "two hundred two billion, one hundred eleven thousand, two".