102012210253 has 2 divisors, whose sum is σ = 102012210254. Its totient is φ = 102012210252.

The previous prime is 102012210221. The next prime is 102012210259. The reversal of 102012210253 is 352012210201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97342128009 + 4670082244 = 311997^2 + 68338^2 .

It is a cyclic number.

It is not a de Polignac number, because 102012210253 - 2⁵ = 102012210221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102012210253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012210259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006105126 + 51006105127.

It is an arithmetic number, because the mean of its divisors is an integer number (51006105127).

Almost surely, 2^102012210253 is an apocalyptic number.

It is an amenable number.

102012210253 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012210253 is an equidigital number, since it uses as much as digits as its factorization.

102012210253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 102012210253 its reverse (352012210201), we get a palindrome (454024420454).

The spelling of 102012210253 in words is "one hundred two billion, twelve million, two hundred ten thousand, two hundred fifty-three".