11222212010 has 16 divisors (see below), whose sum is σ = 20399983272. Its totient is φ = 4444440000.

The previous prime is 11222212007. The next prime is 11222212021. The reversal of 11222212010 is 1021222211.

It can be written as a sum of positive squares in 4 ways, for example, as 10872858529 + 349353481 = 104273^2 + 18691^2 .

It is a Curzon 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, 5554541 + ... + 5556560.

Almost surely, 2^11222212010 is an apocalyptic number.

11222212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222212010 is a deficient number, since it is larger than the sum of its proper divisors (9177771262).

11222212010 is a wasteful number, since it uses less digits than its factorization.

11222212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111209.

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

Adding to 11222212010 its reverse (1021222211), we get a palindrome (12243434221).

The spelling of 11222212010 in words is "eleven billion, two hundred twenty-two million, two hundred twelve thousand, ten".