801129202 has 4 divisors (see below), whose sum is σ = 1201693806. Its totient is φ = 400564600.

The previous prime is 801129191. The next prime is 801129211. The reversal of 801129202 is 202921108.

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., 698492041 + 102637161 = 26429^2 + 10131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200282299 + ... + 200282302.

Almost surely, 2^801129202 is an apocalyptic number.

801129202 is a deficient number, since it is larger than the sum of its proper divisors (400564604).

801129202 is a wasteful number, since it uses less digits than its factorization.

801129202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400564603.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 801129202 is about 28304.2258682339. The cubic root of 801129202 is about 928.7543356637.

The spelling of 801129202 in words is "eight hundred one million, one hundred twenty-nine thousand, two hundred two".