102033023221 has 2 divisors, whose sum is σ = 102033023222. Its totient is φ = 102033023220.

The previous prime is 102033023203. The next prime is 102033023233. The reversal of 102033023221 is 122320330201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56827884996 + 45205138225 = 238386^2 + 212615^2 .

It is a cyclic number.

It is not a de Polignac number, because 102033023221 - 2²¹ = 102030926069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102033029221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51016511610 + 51016511611.

It is an arithmetic number, because the mean of its divisors is an integer number (51016511611).

Almost surely, 2^102033023221 is an apocalyptic number.

It is an amenable number.

102033023221 is a deficient number, since it is larger than the sum of its proper divisors (1).

102033023221 is an equidigital number, since it uses as much as digits as its factorization.

102033023221 is an evil number, because the sum of its binary digits is even.

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

Adding to 102033023221 its reverse (122320330201), we get a palindrome (224353353422).

The spelling of 102033023221 in words is "one hundred two billion, thirty-three million, twenty-three thousand, two hundred twenty-one".