33103144142 has 16 divisors (see below), whose sum is σ = 50192805600. Its totient is φ = 16373171232.

The previous prime is 33103144133. The next prime is 33103144187. The reversal of 33103144142 is 24144130133.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171533 + ... + 309240.

It is an arithmetic number, because the mean of its divisors is an integer number (3137050350).

Almost surely, 2^33103144142 is an apocalyptic number.

33103144142 is a deficient number, since it is larger than the sum of its proper divisors (17089661458).

33103144142 is a wasteful number, since it uses less digits than its factorization.

33103144142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481147.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 33103144142 its reverse (24144130133), we get a palindrome (57247274275).

The spelling of 33103144142 in words is "thirty-three billion, one hundred three million, one hundred forty-four thousand, one hundred forty-two".