134421423201 has 12 divisors (see below), whose sum is σ = 209099991828. Its totient is φ = 82720875744.

The previous prime is 134421423133. The next prime is 134421423203. The reversal of 134421423201 is 102324124431.

134421423201 is a `hidden beast` number, since 1 + 3 + 4 + 421 + 4 + 232 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 88914294225 + 45507128976 = 298185^2 + 213324^2 .

It is not a de Polignac number, because 134421423201 - 2¹⁴ = 134421406817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134421423203) 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, 574450410 + ... + 574450643.

It is an arithmetic number, because the mean of its divisors is an integer number (17424999319).

Almost surely, 2^134421423201 is an apocalyptic number.

It is an amenable number.

134421423201 is a deficient number, since it is larger than the sum of its proper divisors (74678568627).

134421423201 is a wasteful number, since it uses less digits than its factorization.

134421423201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148901072 (or 1148901069 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 134421423201 its reverse (102324124431), we get a palindrome (236745547632).

The spelling of 134421423201 in words is "one hundred thirty-four billion, four hundred twenty-one million, four hundred twenty-three thousand, two hundred one".