122321343123221 has 24 divisors (see below), whose sum is σ = 140311627290240. Its totient is φ = 106356160991520.

The previous prime is 122321343123191. The next prime is 122321343123281.

122321343123221 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 122321343123221 - 2¹⁸ = 122321342861077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122321343123281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26916656 + ... + 31131158.

It is an arithmetic number, because the mean of its divisors is an integer number (5846317803760).

Almost surely, 2^{122321343123221} is an apocalyptic number.

122321343123221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122321343123221 is a deficient number, since it is larger than the sum of its proper divisors (17990284167019).

122321343123221 is a wasteful number, since it uses less digits than its factorization.

122321343123221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224977 (or 4224966 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The spelling of 122321343123221 in words is "one hundred twenty-two trillion, three hundred twenty-one billion, three hundred forty-three million, one hundred twenty-three thousand, two hundred twenty-one".