13342120130421 has 16 divisors (see below), whose sum is σ = 19769059180800. Its totient is φ = 8893416875904.

The previous prime is 13342120130407. The next prime is 13342120130429. The reversal of 13342120130421 is 12403102124331.

13342120130421 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 2 + 1 + 201 + 30 + 421 = 666.

13342120130421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13342120130421 - 2¹⁹ = 13342119606133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13342120130429) 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, 36757101 + ... + 37118306.

It is an arithmetic number, because the mean of its divisors is an integer number (1235566198800).

Almost surely, 2^{13342120130421} is an apocalyptic number.

It is an amenable number.

13342120130421 is a deficient number, since it is larger than the sum of its proper divisors (6426939050379).

13342120130421 is an equidigital number, since it uses as much as digits as its factorization.

13342120130421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73882105 (or 73882099 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 13342120130421 its reverse (12403102124331), we get a palindrome (25745222254752).

The spelling of 13342120130421 in words is "thirteen trillion, three hundred forty-two billion, one hundred twenty million, one hundred thirty thousand, four hundred twenty-one".