102331210010331 has 4 divisors (see below), whose sum is σ = 136441613347112. Its totient is φ = 68220806673552.

The previous prime is 102331210010329. The next prime is 102331210010371. The reversal of 102331210010331 is 133010012133201.

It is a happy number.

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

It is not a de Polignac number, because 102331210010331 - 2¹ = 102331210010329 is a prime.

It is a super-2 number, since 2×102331210010331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102331210010298 and 102331210010307.

It is not an unprimeable number, because it can be changed into a prime (102331210010371) 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, 17055201668386 + ... + 17055201668391.

It is an arithmetic number, because the mean of its divisors is an integer number (34110403336778).

Almost surely, 2^{102331210010331} is an apocalyptic number.

102331210010331 is a deficient number, since it is larger than the sum of its proper divisors (34110403336781).

102331210010331 is an equidigital number, since it uses as much as digits as its factorization.

102331210010331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34110403336780.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 102331210010331 its reverse (133010012133201), we get a palindrome (235341222143532).

The spelling of 102331210010331 in words is "one hundred two trillion, three hundred thirty-one billion, two hundred ten million, ten thousand, three hundred thirty-one".