100134421249 has 2 divisors, whose sum is σ = 100134421250. Its totient is φ = 100134421248.

The previous prime is 100134421181. The next prime is 100134421297. The reversal of 100134421249 is 942124431001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98490524224 + 1643897025 = 313832^2 + 40545^2 .

It is a cyclic number.

It is not a de Polignac number, because 100134421249 - 2¹⁵ = 100134388481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100134421249.

It is not a weakly prime, because it can be changed into another prime (100134427249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50067210624 + 50067210625.

It is an arithmetic number, because the mean of its divisors is an integer number (50067210625).

Almost surely, 2^100134421249 is an apocalyptic number.

It is an amenable number.

100134421249 is a deficient number, since it is larger than the sum of its proper divisors (1).

100134421249 is an equidigital number, since it uses as much as digits as its factorization.

100134421249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 100134421249 in words is "one hundred billion, one hundred thirty-four million, four hundred twenty-one thousand, two hundred forty-nine".