200091001002 has 16 divisors (see below), whose sum is σ = 400574734560. Its totient is φ = 66631544912.

The previous prime is 200091000973. The next prime is 200091001031. The reversal of 200091001002 is 200100190002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (200091000973) and next prime (200091001031).

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, 16357233 + ... + 16369460.

It is an arithmetic number, because the mean of its divisors is an integer number (25035920910).

Almost surely, 2^200091001002 is an apocalyptic number.

200091001002 is an abundant number, since it is smaller than the sum of its proper divisors (200483733558).

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

200091001002 is a wasteful number, since it uses less digits than its factorization.

200091001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32727717.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 200091001002 its reverse (200100190002), we get a palindrome (400191191004).

The spelling of 200091001002 in words is "two hundred billion, ninety-one million, one thousand, two".