11212120022 has 16 divisors (see below), whose sum is σ = 17233549200. Its totient is φ = 5467685760.

The previous prime is 11212119979. The next prime is 11212120033. The reversal of 11212120022 is 22002121211.

It is a junction number, because it is equal to n+sod(n) for n = 11212119979 and 11212120006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281354 + ... + 318722.

It is an arithmetic number, because the mean of its divisors is an integer number (1077096825).

Almost surely, 2^11212120022 is an apocalyptic number.

11212120022 is a deficient number, since it is larger than the sum of its proper divisors (6021429178).

11212120022 is a wasteful number, since it uses less digits than its factorization.

11212120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41071.

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

Adding to 11212120022 its reverse (22002121211), we get a palindrome (33214241233).

The spelling of 11212120022 in words is "eleven billion, two hundred twelve million, one hundred twenty thousand, twenty-two".