102231130122133 has 4 divisors (see below), whose sum is σ = 102231349009900. Its totient is φ = 102230911234368.

The previous prime is 102231130122127. The next prime is 102231130122181. The reversal of 102231130122133 is 331221031132201.

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 20335833763729 + 81895296358404 = 4509527^2 + 9049602^2 .

It is a cyclic number.

It is not a de Polignac number, because 102231130122133 - 2⁵ = 102231130122101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102231130122098 and 102231130122107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102231130122103) 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, 108741810 + ... + 109677907.

It is an arithmetic number, because the mean of its divisors is an integer number (25557837252475).

Almost surely, 2^{102231130122133} is an apocalyptic number.

It is an amenable number.

102231130122133 is a deficient number, since it is larger than the sum of its proper divisors (218887767).

102231130122133 is an equidigital number, since it uses as much as digits as its factorization.

102231130122133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218887766.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 102231130122133 its reverse (331221031132201), we get a palindrome (433452161254334).

The spelling of 102231130122133 in words is "one hundred two trillion, two hundred thirty-one billion, one hundred thirty million, one hundred twenty-two thousand, one hundred thirty-three".