100304043122 has 4 divisors (see below), whose sum is σ = 150456064686. Its totient is φ = 50152021560.

The previous prime is 100304043079. The next prime is 100304043139. The reversal of 100304043122 is 221340403001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221340403001 = 4049 ⋅54665449.

It can be written as a sum of positive squares in only one way, i.e., 85083639481 + 15220403641 = 291691^2 + 123371^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100304043094 and 100304043103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25076010779 + ... + 25076010782.

Almost surely, 2^100304043122 is an apocalyptic number.

100304043122 is a deficient number, since it is larger than the sum of its proper divisors (50152021564).

100304043122 is an equidigital number, since it uses as much as digits as its factorization.

100304043122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50152021563.

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

Adding to 100304043122 its reverse (221340403001), we get a palindrome (321644446123).

The spelling of 100304043122 in words is "one hundred billion, three hundred four million, forty-three thousand, one hundred twenty-two".