11112221122022 has 8 divisors (see below), whose sum is σ = 16760421913872. Its totient is φ = 5525413817400.

The previous prime is 11112221121943. The next prime is 11112221122027. The reversal of 11112221122022 is 22022112221111.

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

It is a super-2 number, since 2×11112221122022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11112221121985 and 11112221122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112221122027) 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, 15348371354 + ... + 15348372077.

It is an arithmetic number, because the mean of its divisors is an integer number (2095052739234).

Almost surely, 2^{11112221122022} is an apocalyptic number.

11112221122022 is a deficient number, since it is larger than the sum of its proper divisors (5648200791850).

11112221122022 is a wasteful number, since it uses less digits than its factorization.

11112221122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30696743614.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11112221122022 its reverse (22022112221111), we get a palindrome (33134333343133).

The spelling of 11112221122022 in words is "eleven trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-two".