201112333421 has 8 divisors (see below), whose sum is σ = 208282882080. Its totient is φ = 193957494192.

The previous prime is 201112333417. The next prime is 201112333441. The reversal of 201112333421 is 124333211102.

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

It is a cyclic number.

It is not a de Polignac number, because 201112333421 - 2² = 201112333417 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 (201112333441) 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, 3901295 + ... + 3952508.

It is an arithmetic number, because the mean of its divisors is an integer number (26035360260).

Almost surely, 2^201112333421 is an apocalyptic number.

It is an amenable number.

201112333421 is a deficient number, since it is larger than the sum of its proper divisors (7170548659).

201112333421 is an equidigital number, since it uses as much as digits as its factorization.

201112333421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7854715.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 201112333421 its reverse (124333211102), we get a palindrome (325445544523).

It can be divided in two parts, 20111 and 2333421, that added together give a palindrome (2353532).

The spelling of 201112333421 in words is "two hundred one billion, one hundred twelve million, three hundred thirty-three thousand, four hundred twenty-one".