33300212013 has 24 divisors (see below), whose sum is σ = 49312011840. Its totient is φ = 21641739840.

The previous prime is 33300211979. The next prime is 33300212027. The reversal of 33300212013 is 31021200333.

It is not a de Polignac number, because 33300212013 - 2¹² = 33300207917 is a prime.

It is a super-2 number, since 2×33300212013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33300212053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 446178 + ... + 515436.

It is an arithmetic number, because the mean of its divisors is an integer number (2054667160).

Almost surely, 2^33300212013 is an apocalyptic number.

It is an amenable number.

33300212013 is a deficient number, since it is larger than the sum of its proper divisors (16011799827).

33300212013 is a wasteful number, since it uses less digits than its factorization.

33300212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70609 (or 70606 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 33300212013 its reverse (31021200333), we get a palindrome (64321412346).

The spelling of 33300212013 in words is "thirty-three billion, three hundred million, two hundred twelve thousand, thirteen".