11211022223 has 8 divisors (see below), whose sum is σ = 11309483088. Its totient is φ = 11112802624.

The previous prime is 11211022171. The next prime is 11211022259. The reversal of 11211022223 is 32222011211.

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

It is a cyclic number.

It is not a de Polignac number, because 11211022223 - 2¹² = 11211018127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211022723) 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, 33665 + ... + 153477.

It is an arithmetic number, because the mean of its divisors is an integer number (1413685386).

Almost surely, 2^11211022223 is an apocalyptic number.

11211022223 is a deficient number, since it is larger than the sum of its proper divisors (98460865).

11211022223 is a wasteful number, since it uses less digits than its factorization.

11211022223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120633.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11211022223 its reverse (32222011211), we get a palindrome (43433033434).

The spelling of 11211022223 in words is "eleven billion, two hundred eleven million, twenty-two thousand, two hundred twenty-three".