10100402051309 has 2 divisors, whose sum is σ = 10100402051310. Its totient is φ = 10100402051308.

The previous prime is 10100402051287. The next prime is 10100402051347. The reversal of 10100402051309 is 90315020400101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9864907314025 + 235494737284 = 3140845^2 + 485278^2 .

It is a cyclic number.

It is not a de Polignac number, because 10100402051309 - 2⁴⁰ = 9000890423533 is a prime.

It is a super-2 number, since 2×10100402051309² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100402051359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050201025654 + 5050201025655.

It is an arithmetic number, because the mean of its divisors is an integer number (5050201025655).

Almost surely, 2^{10100402051309} is an apocalyptic number.

It is an amenable number.

10100402051309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100402051309 is an equidigital number, since it uses as much as digits as its factorization.

10100402051309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 10100402051309 in words is "ten trillion, one hundred billion, four hundred two million, fifty-one thousand, three hundred nine".