102012002121223 has 2 divisors, whose sum is σ = 102012002121224. Its totient is φ = 102012002121222.

The previous prime is 102012002121187. The next prime is 102012002121251. The reversal of 102012002121223 is 322121200210201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102012002121223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102012002121223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012002181223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006001060611 + 51006001060612.

It is an arithmetic number, because the mean of its divisors is an integer number (51006001060612).

Almost surely, 2^{102012002121223} is an apocalyptic number.

102012002121223 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012002121223 is an equidigital number, since it uses as much as digits as its factorization.

102012002121223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 102012002121223 its reverse (322121200210201), we get a palindrome (424133202331424).

The spelling of 102012002121223 in words is "one hundred two trillion, twelve billion, two million, one hundred twenty-one thousand, two hundred twenty-three".