33622240243 has 2 divisors, whose sum is σ = 33622240244. Its totient is φ = 33622240242.

The previous prime is 33622240241. The next prime is 33622240247. The reversal of 33622240243 is 34204222633.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33622240243 - 2¹ = 33622240241 is a prime.

It is a super-2 number, since 2×33622240243² (a number of 22 digits) contains 22 as substring.

Together with 33622240241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (33622240241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16811120121 + 16811120122.

It is an arithmetic number, because the mean of its divisors is an integer number (16811120122).

Almost surely, 2^33622240243 is an apocalyptic number.

33622240243 is a deficient number, since it is larger than the sum of its proper divisors (1).

33622240243 is an equidigital number, since it uses as much as digits as its factorization.

33622240243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 33622240243 its reverse (34204222633), we get a palindrome (67826462876).

The spelling of 33622240243 in words is "thirty-three billion, six hundred twenty-two million, two hundred forty thousand, two hundred forty-three".