33423201131 has 4 divisors (see below), whose sum is σ = 35182317000. Its totient is φ = 31664085264.

The previous prime is 33423201127. The next prime is 33423201173. The reversal of 33423201131 is 13110232433.

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 33423201131 - 2² = 33423201127 is a prime.

It is a super-2 number, since 2×33423201131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33423201097 and 33423201106.

It is not an unprimeable number, because it can be changed into a prime (33423201631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 879557906 + ... + 879557943.

It is an arithmetic number, because the mean of its divisors is an integer number (8795579250).

Almost surely, 2^33423201131 is an apocalyptic number.

33423201131 is a deficient number, since it is larger than the sum of its proper divisors (1759115869).

33423201131 is a wasteful number, since it uses less digits than its factorization.

33423201131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759115868.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 33423201131 its reverse (13110232433), we get a palindrome (46533433564).

The spelling of 33423201131 in words is "thirty-three billion, four hundred twenty-three million, two hundred one thousand, one hundred thirty-one".