311404230222002 has 8 divisors (see below), whose sum is σ = 467106920348700. Its totient is φ = 155701923439104.

The previous prime is 311404230221977. The next prime is 311404230222011. The reversal of 311404230222002 is 200222032404113.

It can be written as a sum of positive squares in 2 ways, for example, as 306204466692601 + 5199763529401 = 17498699^2 + 2280299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93796427 + ... + 97059662.

Almost surely, 2^{311404230222002} is an apocalyptic number.

311404230222002 is a deficient number, since it is larger than the sum of its proper divisors (155702690126698).

311404230222002 is a wasteful number, since it uses less digits than its factorization.

311404230222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191671900.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 311404230222002 its reverse (200222032404113), we get a palindrome (511626262626115).

The spelling of 311404230222002 in words is "three hundred eleven trillion, four hundred four billion, two hundred thirty million, two hundred twenty-two thousand, two".