22220201332123 has 32 divisors (see below), whose sum is σ = 23771948359680. Its totient is φ = 20735864455680.

The previous prime is 22220201332037. The next prime is 22220201332129. The reversal of 22220201332123 is 32123310202222.

It is a de Polignac number, because none of the positive numbers 2^k-22220201332123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220201332129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36394711 + ... + 37000207.

It is an arithmetic number, because the mean of its divisors is an integer number (742873386240).

Almost surely, 2^{22220201332123} is an apocalyptic number.

22220201332123 is a deficient number, since it is larger than the sum of its proper divisors (1551747027557).

22220201332123 is a wasteful number, since it uses less digits than its factorization.

22220201332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605947.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22220201332123 its reverse (32123310202222), we get a palindrome (54343511534345).

The spelling of 22220201332123 in words is "twenty-two trillion, two hundred twenty billion, two hundred one million, three hundred thirty-two thousand, one hundred twenty-three".