33213240033242 has 16 divisors (see below), whose sum is σ = 51427939460352. Its totient is φ = 16070614112160.

The previous prime is 33213240033223. The next prime is 33213240033251. The reversal of 33213240033242 is 24233004231233.

It is a happy number.

It is a super-2 number, since 2×33213240033242² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33213240033199 and 33213240033208.

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, 1868723 + ... + 8361734.

It is an arithmetic number, because the mean of its divisors is an integer number (3214246216272).

Almost surely, 2^{33213240033242} is an apocalyptic number.

33213240033242 is a deficient number, since it is larger than the sum of its proper divisors (18214699427110).

33213240033242 is a wasteful number, since it uses less digits than its factorization.

33213240033242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10282853.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 33213240033242 its reverse (24233004231233), we get a palindrome (57446244264475).

The spelling of 33213240033242 in words is "thirty-three trillion, two hundred thirteen billion, two hundred forty million, thirty-three thousand, two hundred forty-two".