122321011142 has 8 divisors (see below), whose sum is σ = 200161654632. Its totient is φ = 55600459600.

The previous prime is 122321011133. The next prime is 122321011151. The reversal of 122321011142 is 241110123221.

It is an interprime number because it is at equal distance from previous prime (122321011133) and next prime (122321011151).

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

It is a congruent number.

It is an unprimeable number.

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, 2780022959 + ... + 2780023002.

It is an arithmetic number, because the mean of its divisors is an integer number (25020206829).

Almost surely, 2^122321011142 is an apocalyptic number.

122321011142 is a deficient number, since it is larger than the sum of its proper divisors (77840643490).

122321011142 is a wasteful number, since it uses less digits than its factorization.

122321011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560045974.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 122321011142 its reverse (241110123221), we get a palindrome (363431134363).

The spelling of 122321011142 in words is "one hundred twenty-two billion, three hundred twenty-one million, eleven thousand, one hundred forty-two".