122503042 has 4 divisors (see below), whose sum is σ = 183754566. Its totient is φ = 61251520.

The previous prime is 122503021. The next prime is 122503049. The reversal of 122503042 is 240305221.

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., 98188281 + 24314761 = 9909^2 + 4931^2 .

It is not an unprimeable number, because it can be changed into a prime (122503049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30625759 + ... + 30625762.

Almost surely, 2^122503042 is an apocalyptic number.

122503042 is a deficient number, since it is larger than the sum of its proper divisors (61251524).

122503042 is an equidigital number, since it uses as much as digits as its factorization.

122503042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61251523.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 122503042 is about 11068.1092332882. The cubic root of 122503042 is about 496.6483051533.

Adding to 122503042 its reverse (240305221), we get a palindrome (362808263).

The spelling of 122503042 in words is "one hundred twenty-two million, five hundred three thousand, forty-two".