23221414450523 has 16 divisors (see below), whose sum is σ = 23605818624000. Its totient is φ = 22839808178880.

The previous prime is 23221414450463. The next prime is 23221414450667. The reversal of 23221414450523 is 32505441412232.

It is a cyclic number.

It is not a de Polignac number, because 23221414450523 - 2¹⁴ = 23221414434139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23221414450823) 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, 77122838 + ... + 77423348.

It is an arithmetic number, because the mean of its divisors is an integer number (1475363664000).

Almost surely, 2^{23221414450523} is an apocalyptic number.

23221414450523 is a deficient number, since it is larger than the sum of its proper divisors (384404173477).

23221414450523 is a wasteful number, since it uses less digits than its factorization.

23221414450523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305162.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 23221414450523 its reverse (32505441412232), we get a palindrome (55726855862755).

The spelling of 23221414450523 in words is "twenty-three trillion, two hundred twenty-one billion, four hundred fourteen million, four hundred fifty thousand, five hundred twenty-three".