1200002000202 has 64 divisors (see below), whose sum is σ = 2752959467520. Its totient is φ = 387059914800.

The previous prime is 1200002000179. The next prime is 1200002000221. The reversal of 1200002000202 is 2020002000021.

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 31 ways as a sum of consecutive naturals, for example, 21082393 + ... + 21139235.

It is an arithmetic number, because the mean of its divisors is an integer number (43014991680).

Almost surely, 2^{1200002000202} is an apocalyptic number.

1200002000202 is an abundant number, since it is smaller than the sum of its proper divisors (1552957467318).

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

1200002000202 is a wasteful number, since it uses less digits than its factorization.

1200002000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69496 (or 69490 counting only the distinct ones).

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

Adding to 1200002000202 its reverse (2020002000021), we get a palindrome (3220004000223).

The spelling of 1200002000202 in words is "one trillion, two hundred billion, two million, two hundred two", and thus it is an aban number.