122311231432442 has 16 divisors (see below), whose sum is σ = 198838150860552. Its totient is φ = 56091774922560.

The previous prime is 122311231432409. The next prime is 122311231432471. The reversal of 122311231432442 is 244234132113221.

It can be written as a sum of positive squares in 4 ways, for example, as 28712011172881 + 93599220259561 = 5358359^2 + 9674669^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14981773409 + ... + 14981781572.

Almost surely, 2^{122311231432442} is an apocalyptic number.

122311231432442 is a deficient number, since it is larger than the sum of its proper divisors (76526919428110).

122311231432442 is a wasteful number, since it uses less digits than its factorization.

122311231432442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29963555153.

The product of its digits is 55296, while the sum is 35.

Adding to 122311231432442 its reverse (244234132113221), we get a palindrome (366545363545663).

The spelling of 122311231432442 in words is "one hundred twenty-two trillion, three hundred eleven billion, two hundred thirty-one million, four hundred thirty-two thousand, four hundred forty-two".