10099174381 has 2 divisors, whose sum is σ = 10099174382. Its totient is φ = 10099174380.

The previous prime is 10099174369. The next prime is 10099174399. The reversal of 10099174381 is 18347199001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7707084100 + 2392090281 = 87790^2 + 48909^2 .

It is a cyclic number.

It is not a de Polignac number, because 10099174381 - 2¹¹ = 10099172333 is a prime.

It is a super-2 number, since 2×10099174381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10099174321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049587190 + 5049587191.

It is an arithmetic number, because the mean of its divisors is an integer number (5049587191).

Almost surely, 2^10099174381 is an apocalyptic number.

It is an amenable number.

10099174381 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099174381 is an equidigital number, since it uses as much as digits as its factorization.

10099174381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 43.

The spelling of 10099174381 in words is "ten billion, ninety-nine million, one hundred seventy-four thousand, three hundred eighty-one".