101099476813 has 2 divisors, whose sum is σ = 101099476814. Its totient is φ = 101099476812.

The previous prime is 101099476801. The next prime is 101099476873. The reversal of 101099476813 is 318674990101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88124672164 + 12974804649 = 296858^2 + 113907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101099476813 is a prime.

It is a super-2 number, since 2×101099476813² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101099476873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50549738406 + 50549738407.

It is an arithmetic number, because the mean of its divisors is an integer number (50549738407).

Almost surely, 2^101099476813 is an apocalyptic number.

It is an amenable number.

101099476813 is a deficient number, since it is larger than the sum of its proper divisors (1).

101099476813 is an equidigital number, since it uses as much as digits as its factorization.

101099476813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 101099476813 in words is "one hundred one billion, ninety-nine million, four hundred seventy-six thousand, eight hundred thirteen".