11211210022 has 16 divisors (see below), whose sum is σ = 17553305952. Its totient is φ = 5360256000.

The previous prime is 11211210019. The next prime is 11211210037. The reversal of 11211210022 is 22001211211.

It is a junction number, because it is equal to n+sod(n) for n = 11211209984 and 11211210011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123772 + ... + 194272.

It is an arithmetic number, because the mean of its divisors is an integer number (1097081622).

Almost surely, 2^11211210022 is an apocalyptic number.

11211210022 is a deficient number, since it is larger than the sum of its proper divisors (6342095930).

11211210022 is a wasteful number, since it uses less digits than its factorization.

11211210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73983.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11211210022 its reverse (22001211211), we get a palindrome (33212421233).

The spelling of 11211210022 in words is "eleven billion, two hundred eleven million, two hundred ten thousand, twenty-two".