40201022323 has 96 divisors (see below), whose sum is σ = 55113239808. Its totient is φ = 28891699200.

The previous prime is 40201022297. The next prime is 40201022359. The reversal of 40201022323 is 32322010204.

It is not a de Polignac number, because 40201022323 - 2²¹ = 40198925171 is a prime.

It is a super-2 number, since 2×40201022323² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40201022323.

It is not an unprimeable number, because it can be changed into a prime (40201022383) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 128437615 + ... + 128437927.

It is an arithmetic number, because the mean of its divisors is an integer number (574096248).

Almost surely, 2^40201022323 is an apocalyptic number.

40201022323 is a deficient number, since it is larger than the sum of its proper divisors (14912217485).

40201022323 is a wasteful number, since it uses less digits than its factorization.

40201022323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 40201022323 its reverse (32322010204), we get a palindrome (72523032527).

The spelling of 40201022323 in words is "forty billion, two hundred one million, twenty-two thousand, three hundred twenty-three".