201023132323 has 8 divisors (see below), whose sum is σ = 216494582528. Its totient is φ = 185552843904.

The previous prime is 201023132281. The next prime is 201023132339. The reversal of 201023132323 is 323231320102.

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 201023132323 - 2¹³ = 201023124131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201023132294 and 201023132303.

It is not an unprimeable number, because it can be changed into a prime (201023102323) 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, 87115 + ... + 640027.

It is an arithmetic number, because the mean of its divisors is an integer number (27061822816).

Almost surely, 2^201023132323 is an apocalyptic number.

201023132323 is a deficient number, since it is larger than the sum of its proper divisors (15471450205).

201023132323 is a wasteful number, since it uses less digits than its factorization.

201023132323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580893.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 201023132323 its reverse (323231320102), we get a palindrome (524254452425).

The spelling of 201023132323 in words is "two hundred one billion, twenty-three million, one hundred thirty-two thousand, three hundred twenty-three".