13302421221429 has 12 divisors (see below), whose sum is σ = 19214753992876. Its totient is φ = 8868213631872.

The previous prime is 13302421221413. The next prime is 13302421221469. The reversal of 13302421221429 is 92412212420331.

13302421221429 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 2 + 4 + 2 + 1 + 221 + 429 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11565236592900 + 1737184628529 = 3400770^2 + 1318023^2 .

It is not a de Polignac number, because 13302421221429 - 2⁴ = 13302421221413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13302421221393 and 13302421221402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13302421221469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4329364 + ... + 6734109.

Almost surely, 2^{13302421221429} is an apocalyptic number.

It is an amenable number.

13302421221429 is a deficient number, since it is larger than the sum of its proper divisors (5912332771447).

13302421221429 is a wasteful number, since it uses less digits than its factorization.

13302421221429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11197076 (or 11197073 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 13302421221429 in words is "thirteen trillion, three hundred two billion, four hundred twenty-one million, two hundred twenty-one thousand, four hundred twenty-nine".