11213211332 has 6 divisors (see below), whose sum is σ = 19623119838. Its totient is φ = 5606605664.

The previous prime is 11213211299. The next prime is 11213211341. The reversal of 11213211332 is 23311231211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10771118656 + 442092676 = 103784^2 + 21026^2 .

It is a super-2 number, since 2×11213211332² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401651413 + ... + 1401651420.

It is an arithmetic number, because the mean of its divisors is an integer number (3270519973).

Almost surely, 2^11213211332 is an apocalyptic number.

It is an amenable number.

11213211332 is a deficient number, since it is larger than the sum of its proper divisors (8409908506).

11213211332 is a wasteful number, since it uses less digits than its factorization.

11213211332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803302837 (or 2803302835 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 11213211332 its reverse (23311231211), we get a palindrome (34524442543).

The spelling of 11213211332 in words is "eleven billion, two hundred thirteen million, two hundred eleven thousand, three hundred thirty-two".