142333011 has 16 divisors (see below), whose sum is σ = 211658400. Its totient is φ = 94531104.

The previous prime is 142333007. The next prime is 142333013. The reversal of 142333011 is 110333241.

It is not a de Polignac number, because 142333011 - 2² = 142333007 is a prime.

It is a super-2 number, since 2×142333011² = 40517372040652242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142333013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2536 + ... + 17061.

It is an arithmetic number, because the mean of its divisors is an integer number (13228650).

Almost surely, 2^142333011 is an apocalyptic number.

142333011 is a deficient number, since it is larger than the sum of its proper divisors (69325389).

142333011 is a wasteful number, since it uses less digits than its factorization.

142333011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19875 (or 19869 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 142333011 is about 11930.3399364813. The cubic root of 142333011 is about 522.1178555398.

Adding to 142333011 its reverse (110333241), we get a palindrome (252666252).

The spelling of 142333011 in words is "one hundred forty-two million, three hundred thirty-three thousand, eleven".