311223343444102 has 8 divisors (see below), whose sum is σ = 466842081449016. Its totient is φ = 155609316294432.

The previous prime is 311223343444093. The next prime is 311223343444109. The reversal of 311223343444102 is 201444343322113.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311223343444109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1177548643 + ... + 1177812910.

It is an arithmetic number, because the mean of its divisors is an integer number (58355260181127).

Almost surely, 2^{311223343444102} is an apocalyptic number.

311223343444102 is a deficient number, since it is larger than the sum of its proper divisors (155618738004914).

311223343444102 is a wasteful number, since it uses less digits than its factorization.

311223343444102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355427622.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 311223343444102 its reverse (201444343322113), we get a palindrome (512667686766215).

The spelling of 311223343444102 in words is "three hundred eleven trillion, two hundred twenty-three billion, three hundred forty-three million, four hundred forty-four thousand, one hundred two".