122421362024643 has 16 divisors (see below), whose sum is σ = 178080949808256. Its totient is φ = 74189133973440.

The previous prime is 122421362024639. The next prime is 122421362024681. The reversal of 122421362024643 is 346420263124221.

It is not a de Polignac number, because 122421362024643 - 2² = 122421362024639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122421362024595 and 122421362024604.

It is not an unprimeable number, because it can be changed into a prime (122421362024603) 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, 140330821 + ... + 141200502.

It is an arithmetic number, because the mean of its divisors is an integer number (11130059363016).

Almost surely, 2^{122421362024643} is an apocalyptic number.

122421362024643 is a deficient number, since it is larger than the sum of its proper divisors (55659587783613).

122421362024643 is a wasteful number, since it uses less digits than its factorization.

122421362024643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281544514.

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 122421362024643 in words is "one hundred twenty-two trillion, four hundred twenty-one billion, three hundred sixty-two million, twenty-four thousand, six hundred forty-three".