22016320522003 has 4 divisors (see below), whose sum is σ = 22018638771000. Its totient is φ = 22014002273008.

The previous prime is 22016320521983. The next prime is 22016320522019. The reversal of 22016320522003 is 30022502361022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22016320522003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22016320528003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159110253 + ... + 1159129246.

It is an arithmetic number, because the mean of its divisors is an integer number (5504659692750).

Almost surely, 2^{22016320522003} is an apocalyptic number.

22016320522003 is a deficient number, since it is larger than the sum of its proper divisors (2318248997).

22016320522003 is an equidigital number, since it uses as much as digits as its factorization.

22016320522003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318248996.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 22016320522003 its reverse (30022502361022), we get a palindrome (52038822883025).

The spelling of 22016320522003 in words is "twenty-two trillion, sixteen billion, three hundred twenty million, five hundred twenty-two thousand, three".