122341244021 has 4 divisors (see below), whose sum is σ = 125325176844. Its totient is φ = 119357311200.

The previous prime is 122341243993. The next prime is 122341244087. The reversal of 122341244021 is 120442143221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 35383491025 + 86957752996 = 188105^2 + 294886^2 .

It is a cyclic number.

It is not a de Polignac number, because 122341244021 - 2¹⁴ = 122341227637 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 (122341244521) 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, 1491966350 + ... + 1491966431.

It is an arithmetic number, because the mean of its divisors is an integer number (31331294211).

Almost surely, 2^122341244021 is an apocalyptic number.

It is an amenable number.

122341244021 is a deficient number, since it is larger than the sum of its proper divisors (2983932823).

122341244021 is an equidigital number, since it uses as much as digits as its factorization.

122341244021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983932822.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 122341244021 its reverse (120442143221), we get a palindrome (242783387242).

The spelling of 122341244021 in words is "one hundred twenty-two billion, three hundred forty-one million, two hundred forty-four thousand, twenty-one".