11012212213 has 8 divisors (see below), whose sum is σ = 11679662808. Its totient is φ = 10346947584.

The previous prime is 11012212201. The next prime is 11012212229. The reversal of 11012212213 is 31221221011.

It can be written as a sum of positive squares in 4 ways, for example, as 1811949489 + 9200262724 = 42567^2 + 95918^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11012212213 - 2⁹ = 11012211701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012212513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536106 + ... + 556267.

It is an arithmetic number, because the mean of its divisors is an integer number (1459957851).

Almost surely, 2^11012212213 is an apocalyptic number.

It is an amenable number.

11012212213 is a deficient number, since it is larger than the sum of its proper divisors (667450595).

11012212213 is a wasteful number, since it uses less digits than its factorization.

11012212213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092983.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11012212213 its reverse (31221221011), we get a palindrome (42233433224).

The spelling of 11012212213 in words is "eleven billion, twelve million, two hundred twelve thousand, two hundred thirteen".