11223556666690 has 32 divisors (see below), whose sum is σ = 20753141082624. Its totient is φ = 4367091504960.

The previous prime is 11223556666669. The next prime is 11223556666741. The reversal of 11223556666690 is 9666665532211.

It is a super-2 number, since 2×11223556666690² (a number of 27 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1829434 + ... + 5078773.

It is an arithmetic number, because the mean of its divisors is an integer number (648535658832).

Almost surely, 2^{11223556666690} is an apocalyptic number.

11223556666690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11223556666690 is a deficient number, since it is larger than the sum of its proper divisors (9529584415934).

11223556666690 is a wasteful number, since it uses less digits than its factorization.

11223556666690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6912642.

The product of its (nonzero) digits is 20995200, while the sum is 58.

The spelling of 11223556666690 in words is "eleven trillion, two hundred twenty-three billion, five hundred fifty-six million, six hundred sixty-six thousand, six hundred ninety".