126120045122 has 8 divisors (see below), whose sum is σ = 190854227916. Its totient is φ = 62501969152.

The previous prime is 126120045119. The next prime is 126120045133. The reversal of 126120045122 is 221540021621.

It can be written as a sum of positive squares in 2 ways, for example, as 111401745361 + 14718299761 = 333769^2 + 121319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 126120045091 and 126120045100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279026423 + ... + 279026874.

Almost surely, 2^126120045122 is an apocalyptic number.

126120045122 is a deficient number, since it is larger than the sum of its proper divisors (64734182794).

126120045122 is a wasteful number, since it uses less digits than its factorization.

126120045122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558053412.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 126120045122 its reverse (221540021621), we get a palindrome (347660066743).

The spelling of 126120045122 in words is "one hundred twenty-six billion, one hundred twenty million, forty-five thousand, one hundred twenty-two".