102023221213 has 2 divisors, whose sum is σ = 102023221214. Its totient is φ = 102023221212.

The previous prime is 102023221171. The next prime is 102023221217. The reversal of 102023221213 is 312122320201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84482072964 + 17541148249 = 290658^2 + 132443^2 .

It is an emirp because it is prime and its reverse (312122320201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102023221213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102023221217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51011610606 + 51011610607.

It is an arithmetic number, because the mean of its divisors is an integer number (51011610607).

Almost surely, 2^102023221213 is an apocalyptic number.

It is an amenable number.

102023221213 is a deficient number, since it is larger than the sum of its proper divisors (1).

102023221213 is an equidigital number, since it uses as much as digits as its factorization.

102023221213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102023221213 its reverse (312122320201), we get a palindrome (414145541414).

The spelling of 102023221213 in words is "one hundred two billion, twenty-three million, two hundred twenty-one thousand, two hundred thirteen".