33355140231 has 8 divisors (see below), whose sum is σ = 50826880384. Its totient is φ = 19060080120.

The previous prime is 33355140229. The next prime is 33355140253. The reversal of 33355140231 is 13204155333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33355140231 - 2¹ = 33355140229 is a prime.

It is a super-2 number, since 2×33355140231² (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 (33355140211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794169985 + ... + 794170026.

It is an arithmetic number, because the mean of its divisors is an integer number (6353360048).

Almost surely, 2^33355140231 is an apocalyptic number.

33355140231 is a deficient number, since it is larger than the sum of its proper divisors (17471740153).

33355140231 is a wasteful number, since it uses less digits than its factorization.

33355140231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588340021.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 33355140231 its reverse (13204155333), we get a palindrome (46559295564).

The spelling of 33355140231 in words is "thirty-three billion, three hundred fifty-five million, one hundred forty thousand, two hundred thirty-one".