33120222142 has 16 divisors (see below), whose sum is σ = 57577208832. Its totient is φ = 13994459640.

The previous prime is 33120222017. The next prime is 33120222169. The reversal of 33120222142 is 24122202133.

It is a super-2 number, since 2×33120222142² (a number of 22 digits) contains 22 as substring.

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, 16659078 + ... + 16661065.

It is an arithmetic number, because the mean of its divisors is an integer number (3598575552).

Almost surely, 2^33120222142 is an apocalyptic number.

33120222142 is a deficient number, since it is larger than the sum of its proper divisors (24456986690).

33120222142 is a wasteful number, since it uses less digits than its factorization.

33120222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33320223.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 33120222142 its reverse (24122202133), we get a palindrome (57242424275).

The spelling of 33120222142 in words is "thirty-three billion, one hundred twenty million, two hundred twenty-two thousand, one hundred forty-two".