33020030131423 has 4 divisors (see below), whose sum is σ = 33039465112600. Its totient is φ = 33000595150248.

The previous prime is 33020030131397. The next prime is 33020030131447. The reversal of 33020030131423 is 32413103002033.

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 33020030131423 - 2²⁹ = 33019493260511 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 (33020030138423) 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, 9717488040 + ... + 9717491437.

It is an arithmetic number, because the mean of its divisors is an integer number (8259866278150).

Almost surely, 2^{33020030131423} is an apocalyptic number.

33020030131423 is a deficient number, since it is larger than the sum of its proper divisors (19434981177).

33020030131423 is a wasteful number, since it uses less digits than its factorization.

33020030131423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19434981176.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 33020030131423 its reverse (32413103002033), we get a palindrome (65433133133456).

The spelling of 33020030131423 in words is "thirty-three trillion, twenty billion, thirty million, one hundred thirty-one thousand, four hundred twenty-three".