201124021323 has 16 divisors (see below), whose sum is σ = 268688619936. Its totient is φ = 133821173760.

The previous prime is 201124021321. The next prime is 201124021327. The reversal of 201124021323 is 323120421102.

It is not a de Polignac number, because 201124021323 - 2¹ = 201124021321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201124021323.

It is not an unprimeable number, because it can be changed into a prime (201124021321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7887811 + ... + 7913267.

It is an arithmetic number, because the mean of its divisors is an integer number (16793038746).

Almost surely, 2^201124021323 is an apocalyptic number.

201124021323 is a deficient number, since it is larger than the sum of its proper divisors (67564598613).

201124021323 is a wasteful number, since it uses less digits than its factorization.

201124021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30494.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 201124021323 its reverse (323120421102), we get a palindrome (524244442425).

The spelling of 201124021323 in words is "two hundred one billion, one hundred twenty-four million, twenty-one thousand, three hundred twenty-three".