33142035131 has 4 divisors (see below), whose sum is σ = 33703764600. Its totient is φ = 32580305664.

The previous prime is 33142035083. The next prime is 33142035133. The reversal of 33142035131 is 13153024133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13153024133 = 223 ⋅58982171.

It is a cyclic number.

It is not a de Polignac number, because 33142035131 - 2³⁰ = 32068293307 is a prime.

It is a super-2 number, since 2×33142035131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33142035131.

It is not an unprimeable number, because it can be changed into a prime (33142035133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280864646 + ... + 280864763.

It is an arithmetic number, because the mean of its divisors is an integer number (8425941150).

Almost surely, 2^33142035131 is an apocalyptic number.

33142035131 is a deficient number, since it is larger than the sum of its proper divisors (561729469).

33142035131 is an equidigital number, since it uses as much as digits as its factorization.

33142035131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561729468.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 33142035131 its reverse (13153024133), we get a palindrome (46295059264).

The spelling of 33142035131 in words is "thirty-three billion, one hundred forty-two million, thirty-five thousand, one hundred thirty-one".