33233231242 has 4 divisors (see below), whose sum is σ = 49849846866. Its totient is φ = 16616615620.

The previous prime is 33233231203. The next prime is 33233231263. The reversal of 33233231242 is 24213233233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18466363881 + 14766867361 = 135891^2 + 121519^2 .

It is a super-2 number, since 2×33233231242² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33233231242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8308307809 + ... + 8308307812.

Almost surely, 2^33233231242 is an apocalyptic number.

33233231242 is a deficient number, since it is larger than the sum of its proper divisors (16616615624).

33233231242 is a wasteful number, since it uses less digits than its factorization.

33233231242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16616615623.

The product of its digits is 15552, while the sum is 28.

Adding to 33233231242 its reverse (24213233233), we get a palindrome (57446464475).

The spelling of 33233231242 in words is "thirty-three billion, two hundred thirty-three million, two hundred thirty-one thousand, two hundred forty-two".