102013023221233 has 4 divisors (see below), whose sum is σ = 104770131956980. Its totient is φ = 99255914485488.

The previous prime is 102013023221203. The next prime is 102013023221359. The reversal of 102013023221233 is 332122320310201.

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 85375899848464 + 16637123372769 = 9239908^2 + 4078863^2 .

It is a cyclic number.

It is not a de Polignac number, because 102013023221233 - 2²⁵ = 102012989666801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102013023221198 and 102013023221207.

It is not an unprimeable number, because it can be changed into a prime (102013023221203) 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, 1378554367818 + ... + 1378554367891.

It is an arithmetic number, because the mean of its divisors is an integer number (26192532989245).

Almost surely, 2^{102013023221233} is an apocalyptic number.

It is an amenable number.

102013023221233 is a deficient number, since it is larger than the sum of its proper divisors (2757108735747).

102013023221233 is an equidigital number, since it uses as much as digits as its factorization.

102013023221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757108735746.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 102013023221233 its reverse (332122320310201), we get a palindrome (434135343531434).

The spelling of 102013023221233 in words is "one hundred two trillion, thirteen billion, twenty-three million, two hundred twenty-one thousand, two hundred thirty-three".