102020102252011 has 2 divisors, whose sum is σ = 102020102252012. Its totient is φ = 102020102252010.

The previous prime is 102020102251939. The next prime is 102020102252017. The reversal of 102020102252011 is 110252201020201.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (110252201020201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102020102252011 - 2¹³ = 102020102243819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102020102252011.

It is not a weakly prime, because it can be changed into another prime (102020102252017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010051126005 + 51010051126006.

It is an arithmetic number, because the mean of its divisors is an integer number (51010051126006).

Almost surely, 2^{102020102252011} is an apocalyptic number.

102020102252011 is a deficient number, since it is larger than the sum of its proper divisors (1).

102020102252011 is an equidigital number, since it uses as much as digits as its factorization.

102020102252011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 102020102252011 its reverse (110252201020201), we get a palindrome (212272303272212).

The spelling of 102020102252011 in words is "one hundred two trillion, twenty billion, one hundred two million, two hundred fifty-two thousand, eleven".