33012412213423 has 16 divisors (see below), whose sum is σ = 34164799119360. Its totient is φ = 31884748985376.

The previous prime is 33012412213337. The next prime is 33012412213433. The reversal of 33012412213423 is 32431221421033.

It is a cyclic number.

It is not a de Polignac number, because 33012412213423 - 2¹³ = 33012412205231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33012412213433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20615440 + ... + 22158997.

It is an arithmetic number, because the mean of its divisors is an integer number (2135299944960).

Almost surely, 2^{33012412213423} is an apocalyptic number.

33012412213423 is a deficient number, since it is larger than the sum of its proper divisors (1152386905937).

33012412213423 is a wasteful number, since it uses less digits than its factorization.

33012412213423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42774726.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 33012412213423 its reverse (32431221421033), we get a palindrome (65443633634456).

The spelling of 33012412213423 in words is "thirty-three trillion, twelve billion, four hundred twelve million, two hundred thirteen thousand, four hundred twenty-three".