102033221023 has 4 divisors (see below), whose sum is σ = 106469448048. Its totient is φ = 97596994000.

The previous prime is 102033220997. The next prime is 102033221041. The reversal of 102033221023 is 320122330201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102033221023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102033221053) 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, 2218113478 + ... + 2218113523.

It is an arithmetic number, because the mean of its divisors is an integer number (26617362012).

Almost surely, 2^102033221023 is an apocalyptic number.

102033221023 is a deficient number, since it is larger than the sum of its proper divisors (4436227025).

102033221023 is an equidigital number, since it uses as much as digits as its factorization.

102033221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4436227024.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 102033221023 its reverse (320122330201), we get a palindrome (422155551224).

The spelling of 102033221023 in words is "one hundred two billion, thirty-three million, two hundred twenty-one thousand, twenty-three".