122222132011 has 4 divisors (see below), whose sum is σ = 139682436592. Its totient is φ = 104761827432.

The previous prime is 122222131973. The next prime is 122222132017. The reversal of 122222132011 is 110231222221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122222132011 - 2⁷ = 122222131883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122222132011.

It is not an unprimeable number, because it can be changed into a prime (122222132017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8730152280 + ... + 8730152293.

It is an arithmetic number, because the mean of its divisors is an integer number (34920609148).

Almost surely, 2^122222132011 is an apocalyptic number.

122222132011 is a deficient number, since it is larger than the sum of its proper divisors (17460304581).

122222132011 is an equidigital number, since it uses as much as digits as its factorization.

122222132011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17460304580.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 122222132011 its reverse (110231222221), we get a palindrome (232453354232).

The spelling of 122222132011 in words is "one hundred twenty-two billion, two hundred twenty-two million, one hundred thirty-two thousand, eleven".