200102010102 has 24 divisors (see below), whose sum is σ = 435034074384. Its totient is φ = 66473020944.

The previous prime is 200102010049. The next prime is 200102010103. The reversal of 200102010102 is 201010201002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200102010103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18965338 + ... + 18975885.

It is an arithmetic number, because the mean of its divisors is an integer number (18126419766).

Almost surely, 2^200102010102 is an apocalyptic number.

200102010102 is an abundant number, since it is smaller than the sum of its proper divisors (234932064282).

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

200102010102 is a wasteful number, since it uses less digits than its factorization.

200102010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37941524 (or 37941521 counting only the distinct ones).

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

Adding to 200102010102 its reverse (201010201002), we get a palindrome (401112211104).

The spelling of 200102010102 in words is "two hundred billion, one hundred two million, ten thousand, one hundred two".