122235136 has 27 divisors (see below), whose sum is σ = 244346403. Its totient is φ = 61029120.

The previous prime is 122235131. The next prime is 122235137. The reversal of 122235136 is 631532221.

The square root of 122235136 is 11056.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122235136.

It is not an unprimeable number, because it can be changed into a prime (122235131) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 176551 + ... + 177241.

Almost surely, 2^122235136 is an apocalyptic number.

122235136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

122235136 is the 11056-th square number.

It is an amenable number.

122235136 is a deficient number, since it is larger than the sum of its proper divisors (122111267).

122235136 is an frugal number, since it uses more digits than its factorization.

122235136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398 (or 693 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The cubic root of 122235136 is about 496.2859953122.

Multiplying 122235136 by its sum of digits (25), we get a square (3055878400 = 55280²).

Adding to 122235136 its reverse (631532221), we get a palindrome (753767357).

The spelling of 122235136 in words is "one hundred twenty-two million, two hundred thirty-five thousand, one hundred thirty-six".