33021403233242 has 16 divisors (see below), whose sum is σ = 51685879861440. Its totient is φ = 15792782313792.

The previous prime is 33021403233239. The next prime is 33021403233251. The reversal of 33021403233242 is 24233230412033.

It is a happy number.

It is a super-2 number, since 2×33021403233242² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33021403233199 and 33021403233208.

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, 11556578 + ... + 14127890.

It is an arithmetic number, because the mean of its divisors is an integer number (3230367491340).

Almost surely, 2^{33021403233242} is an apocalyptic number.

33021403233242 is a deficient number, since it is larger than the sum of its proper divisors (18664476628198).

33021403233242 is a wasteful number, since it uses less digits than its factorization.

33021403233242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2850517.

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

Adding to 33021403233242 its reverse (24233230412033), we get a palindrome (57254633645275).

The spelling of 33021403233242 in words is "thirty-three trillion, twenty-one billion, four hundred three million, two hundred thirty-three thousand, two hundred forty-two".