122131335346 has 16 divisors (see below), whose sum is σ = 184121550360. Its totient is φ = 60758087040.

The previous prime is 122131335341. The next prime is 122131335367. The reversal of 122131335346 is 643533131221.

It can be written as a sum of positive squares in 4 ways, for example, as 106120229121 + 16011106225 = 325761^2 + 126535^2 .

It is not an unprimeable number, because it can be changed into a prime (122131335341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257326 + ... + 557206.

Almost surely, 2^122131335346 is an apocalyptic number.

122131335346 is a deficient number, since it is larger than the sum of its proper divisors (61990215014).

122131335346 is a wasteful number, since it uses less digits than its factorization.

122131335346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300909.

The product of its digits is 38880, while the sum is 34.

Adding to 122131335346 its reverse (643533131221), we get a palindrome (765664466567).

The spelling of 122131335346 in words is "one hundred twenty-two billion, one hundred thirty-one million, three hundred thirty-five thousand, three hundred forty-six".