33030420142 has 8 divisors (see below), whose sum is σ = 49579088832. Its totient is φ = 16504057200.

The previous prime is 33030420131. The next prime is 33030420151. The reversal of 33030420142 is 24102403033.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5572734 + ... + 5578657.

It is an arithmetic number, because the mean of its divisors is an integer number (6197386104).

Almost surely, 2^33030420142 is an apocalyptic number.

33030420142 is a deficient number, since it is larger than the sum of its proper divisors (16548668690).

33030420142 is a wasteful number, since it uses less digits than its factorization.

33030420142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11152874.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33030420142 its reverse (24102403033), we get a palindrome (57132823175).

The spelling of 33030420142 in words is "thirty-three billion, thirty million, four hundred twenty thousand, one hundred forty-two".