122222617611 has 8 divisors (see below), whose sum is σ = 164207486784. Its totient is φ = 80859746760.

The previous prime is 122222617607. The next prime is 122222617613. The reversal of 122222617611 is 116716222221.

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

It is not a de Polignac number, because 122222617611 - 2² = 122222617607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122222617613) 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, 155499121 + ... + 155499906.

It is an arithmetic number, because the mean of its divisors is an integer number (20525935848).

Almost surely, 2^122222617611 is an apocalyptic number.

122222617611 is a deficient number, since it is larger than the sum of its proper divisors (41984869173).

122222617611 is a wasteful number, since it uses less digits than its factorization.

122222617611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310999161.

The product of its digits is 8064, while the sum is 33.

Adding to 122222617611 its reverse (116716222221), we get a palindrome (238938839832).

The spelling of 122222617611 in words is "one hundred twenty-two billion, two hundred twenty-two million, six hundred seventeen thousand, six hundred eleven".