22311113222 has 4 divisors (see below), whose sum is σ = 33466669836. Its totient is φ = 11155556610.

The previous prime is 22311113221. The next prime is 22311113273. The reversal of 22311113222 is 22231111322.

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

It is a super-3 number, since 3×22311113222³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22311113194 and 22311113203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22311113221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577778304 + ... + 5577778307.

It is an arithmetic number, because the mean of its divisors is an integer number (8366667459).

Almost surely, 2^22311113222 is an apocalyptic number.

22311113222 is a deficient number, since it is larger than the sum of its proper divisors (11155556614).

22311113222 is a wasteful number, since it uses less digits than its factorization.

22311113222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11155556613.

The product of its digits is 288, while the sum is 20.

Adding to 22311113222 its reverse (22231111322), we get a palindrome (44542224544).

It can be divided in two parts, 2231111322 and 2, that multiplied together give a palindrome (4462222644).

The spelling of 22311113222 in words is "twenty-two billion, three hundred eleven million, one hundred thirteen thousand, two hundred twenty-two".