133141220434 has 16 divisors (see below), whose sum is σ = 199908137088. Its totient is φ = 66505208112.

The previous prime is 133141220423. The next prime is 133141220437. The reversal of 133141220434 is 434022141331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133141220437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11568727 + ... + 11580229.

It is an arithmetic number, because the mean of its divisors is an integer number (12494258568).

Almost surely, 2^133141220434 is an apocalyptic number.

133141220434 is a deficient number, since it is larger than the sum of its proper divisors (66766916654).

133141220434 is a wasteful number, since it uses less digits than its factorization.

133141220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16689.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 133141220434 its reverse (434022141331), we get a palindrome (567163361765).

The spelling of 133141220434 in words is "one hundred thirty-three billion, one hundred forty-one million, two hundred twenty thousand, four hundred thirty-four".