11112213010 has 16 divisors (see below), whose sum is σ = 20007811800. Its totient is φ = 4443590016.

The previous prime is 11112212999. The next prime is 11112213043. The reversal of 11112213010 is 1031221111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7546570641 + 3565642369 = 86871^2 + 59713^2 .

It is a super-2 number, since 2×11112213010² (a number of 21 digits) contains 22 as substring.

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, 125475 + ... + 194854.

Almost surely, 2^11112213010 is an apocalyptic number.

11112213010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11112213010 is a deficient number, since it is larger than the sum of its proper divisors (8895598790).

11112213010 is a wasteful number, since it uses less digits than its factorization.

11112213010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323805.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11112213010 its reverse (1031221111), we get a palindrome (12143434121).

The spelling of 11112213010 in words is "eleven billion, one hundred twelve million, two hundred thirteen thousand, ten".