33011422442 has 4 divisors (see below), whose sum is σ = 49517133666. Its totient is φ = 16505711220.

The previous prime is 33011422417. The next prime is 33011422487. The reversal of 33011422442 is 24422411033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24422411033 = 2591 ⋅9425863.

It can be written as a sum of positive squares in only one way, i.e., 26889768361 + 6121654081 = 163981^2 + 78241^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8252855609 + ... + 8252855612.

Almost surely, 2^33011422442 is an apocalyptic number.

33011422442 is a deficient number, since it is larger than the sum of its proper divisors (16505711224).

33011422442 is a wasteful number, since it uses less digits than its factorization.

33011422442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16505711223.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 33011422442 its reverse (24422411033), we get a palindrome (57433833475).

The spelling of 33011422442 in words is "thirty-three billion, eleven million, four hundred twenty-two thousand, four hundred forty-two".