133312432142 has 4 divisors (see below), whose sum is σ = 199968648216. Its totient is φ = 66656216070.

The previous prime is 133312432111. The next prime is 133312432157. The reversal of 133312432142 is 241234213331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33328108034 + ... + 33328108037.

It is an arithmetic number, because the mean of its divisors is an integer number (49992162054).

Almost surely, 2^133312432142 is an apocalyptic number.

133312432142 is a deficient number, since it is larger than the sum of its proper divisors (66656216074).

133312432142 is an equidigital number, since it uses as much as digits as its factorization.

133312432142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66656216073.

The product of its digits is 10368, while the sum is 29.

Adding to 133312432142 its reverse (241234213331), we get a palindrome (374546645473).

The spelling of 133312432142 in words is "one hundred thirty-three billion, three hundred twelve million, four hundred thirty-two thousand, one hundred forty-two".