22220011211223 has 8 divisors (see below), whose sum is σ = 33859064702848. Its totient is φ = 12697149263544.

The previous prime is 22220011211219. The next prime is 22220011211227. The reversal of 22220011211223 is 32211211002222.

It is an interprime number because it is at equal distance from previous prime (22220011211219) and next prime (22220011211227).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22220011211223 - 2² = 22220011211219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1058095771963 = 22220011211223 / (2 + 2 + 2 + 2 + 0 + 0 + 1 + 1 + 2 + 1 + 1 + 2 + 2 + 3).

It is a self number, because there is not a number n which added to its sum of digits gives 22220011211223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220011211227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529047885961 + ... + 529047886002.

It is an arithmetic number, because the mean of its divisors is an integer number (4232383087856).

Almost surely, 2^{22220011211223} is an apocalyptic number.

22220011211223 is a deficient number, since it is larger than the sum of its proper divisors (11639053491625).

22220011211223 is a wasteful number, since it uses less digits than its factorization.

22220011211223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058095771973.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22220011211223 its reverse (32211211002222), we get a palindrome (54431222213445).

The spelling of 22220011211223 in words is "twenty-two trillion, two hundred twenty billion, eleven million, two hundred eleven thousand, two hundred twenty-three".