122144234 has 4 divisors (see below), whose sum is σ = 183216354. Its totient is φ = 61072116.

The previous prime is 122144233. The next prime is 122144251. The reversal of 122144234 is 432441221.

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., 114554209 + 7590025 = 10703^2 + 2755^2 .

It is not an unprimeable number, because it can be changed into a prime (122144233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30536057 + ... + 30536060.

Almost surely, 2^122144234 is an apocalyptic number.

122144234 is a deficient number, since it is larger than the sum of its proper divisors (61072120).

122144234 is an equidigital number, since it uses as much as digits as its factorization.

122144234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61072119.

The product of its digits is 1536, while the sum is 23.

The square root of 122144234 is about 11051.8882549544. Note that the first 3 decimals coincide. The cubic root of 122144234 is about 496.1629412850.

Adding to 122144234 its reverse (432441221), we get a palindrome (554585455).

The spelling of 122144234 in words is "one hundred twenty-two million, one hundred forty-four thousand, two hundred thirty-four".