201101120423 has 8 divisors (see below), whose sum is σ = 230052779520. Its totient is φ = 172205193240.

The previous prime is 201101120411. The next prime is 201101120431. The reversal of 201101120423 is 324021101102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201101120423 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 (201101120023) 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, 13925243 + ... + 13939676.

It is an arithmetic number, because the mean of its divisors is an integer number (28756597440).

Almost surely, 2^201101120423 is an apocalyptic number.

201101120423 is a deficient number, since it is larger than the sum of its proper divisors (28951659097).

201101120423 is a wasteful number, since it uses less digits than its factorization.

201101120423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27865957.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 201101120423 its reverse (324021101102), we get a palindrome (525122221525).

The spelling of 201101120423 in words is "two hundred one billion, one hundred one million, one hundred twenty thousand, four hundred twenty-three".