142133322 has 16 divisors (see below), whose sum is σ = 284387040. Its totient is φ = 47357712.

The previous prime is 142133293. The next prime is 142133323. The reversal of 142133322 is 223331241.

It is not an unprimeable number, because it can be changed into a prime (142133323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19704 + ... + 25932.

It is an arithmetic number, because the mean of its divisors is an integer number (17774190).

Almost surely, 2^142133322 is an apocalyptic number.

142133322 is an abundant number, since it is smaller than the sum of its proper divisors (142253718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142133322 is a wasteful number, since it uses less digits than its factorization.

142133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10037.

The product of its digits is 864, while the sum is 21.

The square root of 142133322 is about 11921.9680422320. The cubic root of 142133322 is about 521.8735692982.

Adding to 142133322 its reverse (223331241), we get a palindrome (365464563).

It can be divided in two parts, 1421 and 33322, that added together give a palindrome (34743).

The spelling of 142133322 in words is "one hundred forty-two million, one hundred thirty-three thousand, three hundred twenty-two".