919109201002 has 4 divisors (see below), whose sum is σ = 1378663801506. Its totient is φ = 459554600500.

The previous prime is 919109200981. The next prime is 919109201039. The reversal of 919109201002 is 200102901919.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 918681993441 + 427207561 = 958479^2 + 20669^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229777300249 + ... + 229777300252.

Almost surely, 2^919109201002 is an apocalyptic number.

919109201002 is a deficient number, since it is larger than the sum of its proper divisors (459554600504).

919109201002 is a wasteful number, since it uses less digits than its factorization.

919109201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459554600503.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 919109201002 in words is "nine hundred nineteen billion, one hundred nine million, two hundred one thousand, two".