122042122 has 8 divisors (see below), whose sum is σ = 183280356. Its totient is φ = 60948672.

The previous prime is 122042119. The next prime is 122042131. The reversal of 122042122 is 221240221.

It can be written as a sum of positive squares in 2 ways, for example, as 109432521 + 12609601 = 10461^2 + 3551^2 .

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 = 122042096 and 122042105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34063 + ... + 37474.

Almost surely, 2^122042122 is an apocalyptic number.

122042122 is a deficient number, since it is larger than the sum of its proper divisors (61238234).

122042122 is an equidigital number, since it uses as much as digits as its factorization.

122042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72392.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 122042122 is about 11047.2676259788. The cubic root of 122042122 is about 496.0246394498.

Adding to 122042122 its reverse (221240221), we get a palindrome (343282343).

The spelling of 122042122 in words is "one hundred twenty-two million, forty-two thousand, one hundred twenty-two".