201342023 has 8 divisors (see below), whose sum is σ = 210477696. Its totient is φ = 192238200.

The previous prime is 201342019. The next prime is 201342059. The reversal of 201342023 is 320243102.

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 201342023 - 2² = 201342019 is a prime.

It is a super-2 number, since 2×201342023² = 81077220451465058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201341992 and 201342010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201342223) 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, 5468 + ... + 20798.

It is an arithmetic number, because the mean of its divisors is an integer number (26309712).

Almost surely, 2^201342023 is an apocalyptic number.

201342023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

201342023 is a deficient number, since it is larger than the sum of its proper divisors (9135673).

201342023 is a wasteful number, since it uses less digits than its factorization.

201342023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15925.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 201342023 is about 14189.5039730077. The cubic root of 201342023 is about 586.1086658355.

Adding to 201342023 its reverse (320243102), we get a palindrome (521585125).

The spelling of 201342023 in words is "two hundred one million, three hundred forty-two thousand, twenty-three".