33231223401 has 8 divisors (see below), whose sum is σ = 45505819584. Its totient is φ = 21555388080.

The previous prime is 33231223393. The next prime is 33231223409. The reversal of 33231223401 is 10432213233.

It is an interprime number because it is at equal distance from previous prime (33231223393) and next prime (33231223409).

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

It is not a de Polignac number, because 33231223401 - 2³ = 33231223393 is a prime.

It is a super-3 number, since 3×33231223401³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (33231223409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149690085 + ... + 149690306.

It is an arithmetic number, because the mean of its divisors is an integer number (5688227448).

Almost surely, 2^33231223401 is an apocalyptic number.

It is an amenable number.

33231223401 is a deficient number, since it is larger than the sum of its proper divisors (12274596183).

33231223401 is a wasteful number, since it uses less digits than its factorization.

33231223401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299380431.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 33231223401 its reverse (10432213233), we get a palindrome (43663436634).

The spelling of 33231223401 in words is "thirty-three billion, two hundred thirty-one million, two hundred twenty-three thousand, four hundred one".