11212022422 has 16 divisors (see below), whose sum is σ = 16849907712. Its totient is φ = 5595398440.

The previous prime is 11212022399. The next prime is 11212022491. The reversal of 11212022422 is 22422021211.

It is a self number, because there is not a number n which added to its sum of digits gives 11212022422.

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, 3538683 + ... + 3541849.

It is an arithmetic number, because the mean of its divisors is an integer number (1053119232).

Almost surely, 2^11212022422 is an apocalyptic number.

11212022422 is a deficient number, since it is larger than the sum of its proper divisors (5637885290).

11212022422 is a wasteful number, since it uses less digits than its factorization.

11212022422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11212022422 its reverse (22422021211), we get a palindrome (33634043633).

The spelling of 11212022422 in words is "eleven billion, two hundred twelve million, twenty-two thousand, four hundred twenty-two".