122133434 has 4 divisors (see below), whose sum is σ = 183200154. Its totient is φ = 61066716.

The previous prime is 122133433. The next prime is 122133437. The reversal of 122133434 is 434331221.

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., 118875409 + 3258025 = 10903^2 + 1805^2 .

It is not an unprimeable number, because it can be changed into a prime (122133433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30533357 + ... + 30533360.

Almost surely, 2^122133434 is an apocalyptic number.

122133434 is a deficient number, since it is larger than the sum of its proper divisors (61066720).

122133434 is an equidigital number, since it uses as much as digits as its factorization.

122133434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61066719.

The product of its digits is 1728, while the sum is 23.

The square root of 122133434 is about 11051.3996398646. The cubic root of 122133434 is about 496.1483172689.

Adding to 122133434 its reverse (434331221), we get a palindrome (556464655).

The spelling of 122133434 in words is "one hundred twenty-two million, one hundred thirty-three thousand, four hundred thirty-four".