10202121212263 has 2 divisors, whose sum is σ = 10202121212264. Its totient is φ = 10202121212262.

The previous prime is 10202121212183. The next prime is 10202121212299. The reversal of 10202121212263 is 36221212120201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10202121212263 - 2²⁵ = 10202087657831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202121215263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101060606131 + 5101060606132.

It is an arithmetic number, because the mean of its divisors is an integer number (5101060606132).

Almost surely, 2^{10202121212263} is an apocalyptic number.

10202121212263 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202121212263 is an equidigital number, since it uses as much as digits as its factorization.

10202121212263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 10202121212263 its reverse (36221212120201), we get a palindrome (46423333332464).

The spelling of 10202121212263 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, two hundred twelve thousand, two hundred sixty-three".