124422202224421 has 4 divisors (see below), whose sum is σ = 125654105216844. Its totient is φ = 123190299232000.

The previous prime is 124422202224361. The next prime is 124422202224431.

124422202224421 is nontrivially palindromic in base 10.

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 120806785193796 + 3615417030625 = 10991214^2 + 1901425^2 .

It is a cyclic number.

It is not a de Polignac number, because 124422202224421 - 2³⁹ = 123872446410533 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 (124422202224431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615951496060 + ... + 615951496261.

It is an arithmetic number, because the mean of its divisors is an integer number (31413526304211).

Almost surely, 2^{124422202224421} is an apocalyptic number.

It is an amenable number.

124422202224421 is a deficient number, since it is larger than the sum of its proper divisors (1231902992423).

124422202224421 is a wasteful number, since it uses less digits than its factorization.

124422202224421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231902992422.

The product of its (nonzero) digits is 65536, while the sum is 34.

It can be divided in two parts, 12442220 and 2224421, that added together give a palindrome (14666641).

The spelling of 124422202224421 in words is "one hundred twenty-four trillion, four hundred twenty-two billion, two hundred two million, two hundred twenty-four thousand, four hundred twenty-one".