122343201243444 has 48 divisors (see below), whose sum is σ = 285679006595136. Its totient is φ = 40750853760000.

The previous prime is 122343201243443. The next prime is 122343201243481. The reversal of 122343201243444 is 444342102343221.

It is a super-2 number, since 2×122343201243444² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122343201243443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158089444 + ... + 158861444.

It is an arithmetic number, because the mean of its divisors is an integer number (5951645970732).

Almost surely, 2^{122343201243444} is an apocalyptic number.

It is an amenable number.

122343201243444 is an abundant number, since it is smaller than the sum of its proper divisors (163335805351692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122343201243444 is a wasteful number, since it uses less digits than its factorization.

122343201243444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781776 (or 781774 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 122343201243444 its reverse (444342102343221), we get a palindrome (566685303586665).

The spelling of 122343201243444 in words is "one hundred twenty-two trillion, three hundred forty-three billion, two hundred one million, two hundred forty-three thousand, four hundred forty-four".