102331411251243 has 16 divisors (see below), whose sum is σ = 136459186000800. Its totient is φ = 68212289212416.

The previous prime is 102331411251203. The next prime is 102331411251299. The reversal of 102331411251243 is 342152114133201.

It is a de Polignac number, because none of the positive numbers 2^k-102331411251243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102331411251203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1089315171 + ... + 1089409107.

It is an arithmetic number, because the mean of its divisors is an integer number (8528699125050).

Almost surely, 2^{102331411251243} is an apocalyptic number.

102331411251243 is a deficient number, since it is larger than the sum of its proper divisors (34127774749557).

102331411251243 is a wasteful number, since it uses less digits than its factorization.

102331411251243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136126.

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 102331411251243 its reverse (342152114133201), we get a palindrome (444483525384444).

The spelling of 102331411251243 in words is "one hundred two trillion, three hundred thirty-one billion, four hundred eleven million, two hundred fifty-one thousand, two hundred forty-three".