10202121119 has 2 divisors, whose sum is σ = 10202121120. Its totient is φ = 10202121118.

The previous prime is 10202121053. The next prime is 10202121187. The reversal of 10202121119 is 91112120201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10202121119 - 2²⁰ = 10201072543 is a prime.

It is a super-2 number, since 2×10202121119² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10202121119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202121199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101060559 + 5101060560.

It is an arithmetic number, because the mean of its divisors is an integer number (5101060560).

Almost surely, 2^10202121119 is an apocalyptic number.

10202121119 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202121119 is an equidigital number, since it uses as much as digits as its factorization.

10202121119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 10202121119 in words is "ten billion, two hundred two million, one hundred twenty-one thousand, one hundred nineteen".