134222111421 has 12 divisors (see below), whose sum is σ = 183930378912. Its totient is φ = 87062988528.

The previous prime is 134222111339. The next prime is 134222111431. The reversal of 134222111421 is 124111222431.

It is not a de Polignac number, because 134222111421 - 2²² = 134217917117 is a prime.

It is a super-2 number, since 2×134222111421² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 134222111391 and 134222111400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134222111431) 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, 16336545 + ... + 16344758.

It is an arithmetic number, because the mean of its divisors is an integer number (15327531576).

Almost surely, 2^134222111421 is an apocalyptic number.

It is an amenable number.

134222111421 is a deficient number, since it is larger than the sum of its proper divisors (49708267491).

134222111421 is an equidigital number, since it uses as much as digits as its factorization.

134222111421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32681380 (or 32681343 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

Adding to 134222111421 its reverse (124111222431), we get a palindrome (258333333852).

The spelling of 134222111421 in words is "one hundred thirty-four billion, two hundred twenty-two million, one hundred eleven thousand, four hundred twenty-one".