11211220022 has 8 divisors (see below), whose sum is σ = 16851081672. Its totient is φ = 5594192800.

The previous prime is 11211220003. The next prime is 11211220049. The reversal of 11211220022 is 22002211211.

11211220022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 11211219979 and 11211220006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5707379 + ... + 5709342.

It is an arithmetic number, because the mean of its divisors is an integer number (2106385209).

Almost surely, 2^11211220022 is an apocalyptic number.

11211220022 is a deficient number, since it is larger than the sum of its proper divisors (5639861650).

11211220022 is a wasteful number, since it uses less digits than its factorization.

11211220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417214.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11211220022 its reverse (22002211211), we get a palindrome (33213431233).

It can be divided in two parts, 11211 and 220022, that multiplied together give a palindrome (2466666642).

The spelling of 11211220022 in words is "eleven billion, two hundred eleven million, two hundred twenty thousand, twenty-two".