100340403122 has 4 divisors (see below), whose sum is σ = 150510604686. Its totient is φ = 50170201560.

The previous prime is 100340403019. The next prime is 100340403127. The reversal of 100340403122 is 221304043001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 85907023801 + 14433379321 = 293099^2 + 120139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100340403094 and 100340403103.

It is not an unprimeable number, because it can be changed into a prime (100340403127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25085100779 + ... + 25085100782.

Almost surely, 2^100340403122 is an apocalyptic number.

100340403122 is a deficient number, since it is larger than the sum of its proper divisors (50170201564).

100340403122 is an equidigital number, since it uses as much as digits as its factorization.

100340403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50170201563.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100340403122 its reverse (221304043001), we get a palindrome (321644446123).

The spelling of 100340403122 in words is "one hundred billion, three hundred forty million, four hundred three thousand, one hundred twenty-two".