52102311320111 has 24 divisors (see below), whose sum is σ = 56949328729584. Its totient is φ = 47641970138880.

The previous prime is 52102311320107. The next prime is 52102311320117. The reversal of 52102311320111 is 11102311320125.

It is not a de Polignac number, because 52102311320111 - 2² = 52102311320107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52102311320117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319209941 + ... + 319373121.

It is an arithmetic number, because the mean of its divisors is an integer number (2372888697066).

Almost surely, 2^{52102311320111} is an apocalyptic number.

52102311320111 is a deficient number, since it is larger than the sum of its proper divisors (4847017409473).

52102311320111 is a wasteful number, since it uses less digits than its factorization.

52102311320111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180971 (or 180958 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 52102311320111 its reverse (11102311320125), we get a palindrome (63204622640236).

The spelling of 52102311320111 in words is "fifty-two trillion, one hundred two billion, three hundred eleven million, three hundred twenty thousand, one hundred eleven".