122235345 has 32 divisors (see below), whose sum is σ = 219945600. Its totient is φ = 64400832.

The previous prime is 122235343. The next prime is 122235371. The reversal of 122235345 is 543532221.

It is a happy number.

122235345 is a `hidden beast` number, since 122 + 2 + 3 + 534 + 5 = 666.

It is not a de Polignac number, because 122235345 - 2¹ = 122235343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122235343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5751 + ... + 16659.

It is an arithmetic number, because the mean of its divisors is an integer number (6873300).

Almost surely, 2^122235345 is an apocalyptic number.

122235345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122235345 is a deficient number, since it is larger than the sum of its proper divisors (97710255).

122235345 is a wasteful number, since it uses less digits than its factorization.

122235345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11006 (or 11000 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 122235345 is about 11056.0094518773. The cubic root of 122235345 is about 496.2862781651.

Adding to 122235345 its reverse (543532221), we get a palindrome (665767566).

The spelling of 122235345 in words is "one hundred twenty-two million, two hundred thirty-five thousand, three hundred forty-five".