311000423102 has 4 divisors (see below), whose sum is σ = 466500634656. Its totient is φ = 155500211550.

The previous prime is 311000423081. The next prime is 311000423131. The reversal of 311000423102 is 201324000113.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77750105774 + ... + 77750105777.

It is an arithmetic number, because the mean of its divisors is an integer number (116625158664).

Almost surely, 2^311000423102 is an apocalyptic number.

311000423102 is a deficient number, since it is larger than the sum of its proper divisors (155500211554).

311000423102 is a wasteful number, since it uses less digits than its factorization.

311000423102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155500211553.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 311000423102 its reverse (201324000113), we get a palindrome (512324423215).

The spelling of 311000423102 in words is "three hundred eleven billion, four hundred twenty-three thousand, one hundred two".