311120000123 has 8 divisors (see below), whose sum is σ = 313850112576. Its totient is φ = 308395269000.

The previous prime is 311120000053. The next prime is 311120000129. The reversal of 311120000123 is 321000021113.

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

It is a cyclic number.

It is not a de Polignac number, because 311120000123 - 2³² = 306825032827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311120000098 and 311120000107.

It is not an unprimeable number, because it can be changed into a prime (311120000129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229153 + ... + 1460498.

It is an arithmetic number, because the mean of its divisors is an integer number (39231264072).

Almost surely, 2^311120000123 is an apocalyptic number.

311120000123 is a deficient number, since it is larger than the sum of its proper divisors (2730112453).

311120000123 is a wasteful number, since it uses less digits than its factorization.

311120000123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690665.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 311120000123 its reverse (321000021113), we get a palindrome (632120021236).

The spelling of 311120000123 in words is "three hundred eleven billion, one hundred twenty million, one hundred twenty-three", and thus it is an aban number.