12263455436221 has 8 divisors (see below), whose sum is σ = 14082436864800. Its totient is φ = 10561827648240.

The previous prime is 12263455436189. The next prime is 12263455436263.

It is a happy number.

12263455436221 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12263455436221 - 2⁵ = 12263455436189 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 (12263455436321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29338409926 + ... + 29338410343.

It is an arithmetic number, because the mean of its divisors is an integer number (1760304608100).

Almost surely, 2^{12263455436221} is an apocalyptic number.

12263455436221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12263455436221 is a deficient number, since it is larger than the sum of its proper divisors (1818981428579).

12263455436221 is a wasteful number, since it uses less digits than its factorization.

12263455436221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58676820299.

The product of its digits is 2073600, while the sum is 46.

The spelling of 12263455436221 in words is "twelve trillion, two hundred sixty-three billion, four hundred fifty-five million, four hundred thirty-six thousand, two hundred twenty-one".