11102012212 has 6 divisors (see below), whose sum is σ = 19428521378. Its totient is φ = 5551006104.

The previous prime is 11102012179. The next prime is 11102012219. The reversal of 11102012212 is 21221020111.

11102012212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8754222096 + 2347790116 = 93564^2 + 48454^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11102012192 and 11102012201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102012219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387751523 + ... + 1387751530.

Almost surely, 2^11102012212 is an apocalyptic number.

It is an amenable number.

11102012212 is a deficient number, since it is larger than the sum of its proper divisors (8326509166).

11102012212 is a wasteful number, since it uses less digits than its factorization.

11102012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775503057 (or 2775503055 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11102012212 its reverse (21221020111), we get a palindrome (32323032323).

It can be divided in two parts, 11102012 and 212, that added together give a square (11102224 = 3332²).

The spelling of 11102012212 in words is "eleven billion, one hundred two million, twelve thousand, two hundred twelve".