202102310312107 has 2 divisors, whose sum is σ = 202102310312108. Its totient is φ = 202102310312106.

The previous prime is 202102310312099. The next prime is 202102310312129. The reversal of 202102310312107 is 701213013201202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202102310312107 - 2³ = 202102310312099 is a prime.

It is not a weakly prime, because it can be changed into another prime (202102310312167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101051155156053 + 101051155156054.

It is an arithmetic number, because the mean of its divisors is an integer number (101051155156054).

Almost surely, 2^{202102310312107} is an apocalyptic number.

202102310312107 is a deficient number, since it is larger than the sum of its proper divisors (1).

202102310312107 is an equidigital number, since it uses as much as digits as its factorization.

202102310312107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 202102310312107 its reverse (701213013201202), we get a palindrome (903315323513309).

The spelling of 202102310312107 in words is "two hundred two trillion, one hundred two billion, three hundred ten million, three hundred twelve thousand, one hundred seven".