10100051099 has 2 divisors, whose sum is σ = 10100051100. Its totient is φ = 10100051098.

The previous prime is 10100051063. The next prime is 10100051153. The reversal of 10100051099 is 99015000101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10100051099 - 2¹² = 10100047003 is a prime.

It is a super-2 number, since 2×10100051099² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10100051029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050025549 + 5050025550.

It is an arithmetic number, because the mean of its divisors is an integer number (5050025550).

Almost surely, 2^10100051099 is an apocalyptic number.

10100051099 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100051099 is an equidigital number, since it uses as much as digits as its factorization.

10100051099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 26.

The spelling of 10100051099 in words is "ten billion, one hundred million, fifty-one thousand, ninety-nine".