11212102 has 24 divisors (see below), whose sum is σ = 18701928. Its totient is φ = 5037120.

The previous prime is 11212081. The next prime is 11212127. The reversal of 11212102 is 20121211.

It is a super-2 number, since 2×11212102² = 251422462516808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25678 + ... + 26110.

It is an arithmetic number, because the mean of its divisors is an integer number (779247).

Almost surely, 2^11212102 is an apocalyptic number.

11212102 is a deficient number, since it is larger than the sum of its proper divisors (7489826).

11212102 is a wasteful number, since it uses less digits than its factorization.

11212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 11212102 is about 3348.4477000545. The cubic root of 11212102 is about 223.8183449655.

Adding to 11212102 its reverse (20121211), we get a palindrome (31333313).

It can be divided in two parts, 1121 and 2102, that added together give a palindrome (3223).

The spelling of 11212102 in words is "eleven million, two hundred twelve thousand, one hundred two".