134023234221 has 6 divisors (see below), whose sum is σ = 193589116110. Its totient is φ = 89348822808.

The previous prime is 134023234217. The next prime is 134023234223. The reversal of 134023234221 is 122432320431.

134023234221 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 232 + 3 + 422 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 111966528996 + 22056705225 = 334614^2 + 148515^2 .

It is not a de Polignac number, because 134023234221 - 2² = 134023234217 is a prime.

It is a super-2 number, since 2×134023234221² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134023234223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7445735226 + ... + 7445735243.

It is an arithmetic number, because the mean of its divisors is an integer number (32264852685).

Almost surely, 2^134023234221 is an apocalyptic number.

It is an amenable number.

134023234221 is a deficient number, since it is larger than the sum of its proper divisors (59565881889).

134023234221 is a wasteful number, since it uses less digits than its factorization.

134023234221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14891470475 (or 14891470472 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 134023234221 its reverse (122432320431), we get a palindrome (256455554652).

The spelling of 134023234221 in words is "one hundred thirty-four billion, twenty-three million, two hundred thirty-four thousand, two hundred twenty-one".