33013220003 has 4 divisors (see below), whose sum is σ = 33265229448. Its totient is φ = 32761210560.

The previous prime is 33013219999. The next prime is 33013220047. The reversal of 33013220003 is 30002231033.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33013220003 - 2² = 33013219999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33013220083) 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, 126004526 + ... + 126004787.

It is an arithmetic number, because the mean of its divisors is an integer number (8316307362).

Almost surely, 2^33013220003 is an apocalyptic number.

33013220003 is a deficient number, since it is larger than the sum of its proper divisors (252009445).

33013220003 is a wasteful number, since it uses less digits than its factorization.

33013220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252009444.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 33013220003 its reverse (30002231033), we get a palindrome (63015451036).

The spelling of 33013220003 in words is "thirty-three billion, thirteen million, two hundred twenty thousand, three".