122134042 has 4 divisors (see below), whose sum is σ = 183201066. Its totient is φ = 61067020.

The previous prime is 122134031. The next prime is 122134049. The reversal of 122134042 is 240431221.

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., 67092481 + 55041561 = 8191^2 + 7419^2 .

It is not an unprimeable number, because it can be changed into a prime (122134049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30533509 + ... + 30533512.

Almost surely, 2^122134042 is an apocalyptic number.

122134042 is a deficient number, since it is larger than the sum of its proper divisors (61067024).

122134042 is an equidigital number, since it uses as much as digits as its factorization.

122134042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61067023.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 122134042 is about 11051.4271476584. The cubic root of 122134042 is about 496.1491405698.

Adding to 122134042 its reverse (240431221), we get a palindrome (362565263).

The spelling of 122134042 in words is "one hundred twenty-two million, one hundred thirty-four thousand, forty-two".