102424321133231 has 4 divisors (see below), whose sum is σ = 102426170904552. Its totient is φ = 102422471361912.

The previous prime is 102424321133219. The next prime is 102424321133279. The reversal of 102424321133231 is 132331123424201.

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

It is a cyclic number.

It is not a de Polignac number, because 102424321133231 - 2²² = 102424316938927 is a prime.

It is a super-2 number, since 2×102424321133231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102424321133201) 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, 924802601 + ... + 924913346.

It is an arithmetic number, because the mean of its divisors is an integer number (25606542726138).

Almost surely, 2^{102424321133231} is an apocalyptic number.

102424321133231 is a deficient number, since it is larger than the sum of its proper divisors (1849771321).

102424321133231 is an equidigital number, since it uses as much as digits as its factorization.

102424321133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849771320.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 102424321133231 its reverse (132331123424201), we get a palindrome (234755444557432).

The spelling of 102424321133231 in words is "one hundred two trillion, four hundred twenty-four billion, three hundred twenty-one million, one hundred thirty-three thousand, two hundred thirty-one".