33440034011 has 4 divisors (see below), whose sum is σ = 34343818752. Its totient is φ = 32536249272.

The previous prime is 33440034007. The next prime is 33440034013. The reversal of 33440034011 is 11043004433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11043004433 = 72503 ⋅152311.

It is a cyclic number.

It is not a de Polignac number, because 33440034011 - 2² = 33440034007 is a prime.

It is a super-2 number, since 2×33440034011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33440034013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451892315 + ... + 451892388.

It is an arithmetic number, because the mean of its divisors is an integer number (8585954688).

Almost surely, 2^33440034011 is an apocalyptic number.

33440034011 is a deficient number, since it is larger than the sum of its proper divisors (903784741).

33440034011 is an equidigital number, since it uses as much as digits as its factorization.

33440034011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903784740.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33440034011 its reverse (11043004433), we get a palindrome (44483038444).

The spelling of 33440034011 in words is "thirty-three billion, four hundred forty million, thirty-four thousand, eleven".