11022122222212 has 12 divisors (see below), whose sum is σ = 19386626143500. Its totient is φ = 5483086181216.

The previous prime is 11022122222207. The next prime is 11022122222249. The reversal of 11022122222212 is 21222222122011.

It can be written as a sum of positive squares in 2 ways, for example, as 6281469513796 + 4740652708416 = 2506286^2 + 2177304^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6993731587 + ... + 6993733162.

It is an arithmetic number, because the mean of its divisors is an integer number (1615552178625).

Almost surely, 2^{11022122222212} is an apocalyptic number.

It is an amenable number.

11022122222212 is a deficient number, since it is larger than the sum of its proper divisors (8364503921288).

11022122222212 is a wasteful number, since it uses less digits than its factorization.

11022122222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13987464950 (or 13987464948 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11022122222212 its reverse (21222222122011), we get a palindrome (32244344344223).

The spelling of 11022122222212 in words is "eleven trillion, twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred twelve".