102002212131323 has 4 divisors (see below), whose sum is σ = 116573956721520. Its totient is φ = 87430467541128.

The previous prime is 102002212131283. The next prime is 102002212131359. The reversal of 102002212131323 is 323131212200201.

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 102002212131323 - 2⁸ = 102002212131067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102002211131323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7285872295088 + ... + 7285872295101.

It is an arithmetic number, because the mean of its divisors is an integer number (29143489180380).

Almost surely, 2^{102002212131323} is an apocalyptic number.

102002212131323 is a deficient number, since it is larger than the sum of its proper divisors (14571744590197).

102002212131323 is an equidigital number, since it uses as much as digits as its factorization.

102002212131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14571744590196.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102002212131323 its reverse (323131212200201), we get a palindrome (425133424331524).

The spelling of 102002212131323 in words is "one hundred two trillion, two billion, two hundred twelve million, one hundred thirty-one thousand, three hundred twenty-three".