10204121083213 has 2 divisors, whose sum is σ = 10204121083214. Its totient is φ = 10204121083212.

The previous prime is 10204121083157. The next prime is 10204121083283. The reversal of 10204121083213 is 31238012140201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9952681015369 + 251440067844 = 3154787^2 + 501438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10204121083213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10204121083283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102060541606 + 5102060541607.

It is an arithmetic number, because the mean of its divisors is an integer number (5102060541607).

Almost surely, 2^{10204121083213} is an apocalyptic number.

It is an amenable number.

10204121083213 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204121083213 is an equidigital number, since it uses as much as digits as its factorization.

10204121083213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 10204121083213 in words is "ten trillion, two hundred four billion, one hundred twenty-one million, eighty-three thousand, two hundred thirteen".