102013312111297 has 4 divisors (see below), whose sum is σ = 102018375078100. Its totient is φ = 102008249144496.

The previous prime is 102013312111279. The next prime is 102013312111369. The reversal of 102013312111297 is 792111213310201.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13980898722816 + 88032413388481 = 3739104^2 + 9382559^2 .

It is a cyclic number.

It is not a de Polignac number, because 102013312111297 - 2⁷ = 102013312111169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102013312111247) 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, 2531453178 + ... + 2531493475.

It is an arithmetic number, because the mean of its divisors is an integer number (25504593769525).

Almost surely, 2^{102013312111297} is an apocalyptic number.

It is an amenable number.

102013312111297 is a deficient number, since it is larger than the sum of its proper divisors (5062966803).

102013312111297 is an equidigital number, since it uses as much as digits as its factorization.

102013312111297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062966802.

The product of its (nonzero) digits is 4536, while the sum is 34.

Adding to 102013312111297 its reverse (792111213310201), we get a palindrome (894124525421498).

The spelling of 102013312111297 in words is "one hundred two trillion, thirteen billion, three hundred twelve million, one hundred eleven thousand, two hundred ninety-seven".