101093823491 has 2 divisors, whose sum is σ = 101093823492. Its totient is φ = 101093823490.

The previous prime is 101093823409. The next prime is 101093823563. The reversal of 101093823491 is 194328390101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101093823491 is a prime.

It is a super-2 number, since 2×101093823491² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101098823491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50546911745 + 50546911746.

It is an arithmetic number, because the mean of its divisors is an integer number (50546911746).

Almost surely, 2^101093823491 is an apocalyptic number.

101093823491 is a deficient number, since it is larger than the sum of its proper divisors (1).

101093823491 is an equidigital number, since it uses as much as digits as its factorization.

101093823491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 101093823491 in words is "one hundred one billion, ninety-three million, eight hundred twenty-three thousand, four hundred ninety-one".