122263667242 has 8 divisors (see below), whose sum is σ = 194183471556. Its totient is φ = 57535843392.

The previous prime is 122263667231. The next prime is 122263667249. The reversal of 122263667242 is 242766362221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 119391671961 + 2871995281 = 345531^2 + 53591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (122263667249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797995073 + ... + 1797995140.

Almost surely, 2^122263667242 is an apocalyptic number.

122263667242 is a deficient number, since it is larger than the sum of its proper divisors (71919804314).

122263667242 is a wasteful number, since it uses less digits than its factorization.

122263667242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595990232.

The product of its digits is 580608, while the sum is 43.

The spelling of 122263667242 in words is "one hundred twenty-two billion, two hundred sixty-three million, six hundred sixty-seven thousand, two hundred forty-two".