11321012 has 12 divisors (see below), whose sum is σ = 20185956. Its totient is φ = 5553600.

The previous prime is 11321003. The next prime is 11321029. The reversal of 11321012 is 21012311.

It can be written as a sum of positive squares in 2 ways, for example, as 4990756 + 6330256 = 2234^2 + 2516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11320984 and 11321002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26489 + ... + 26912.

It is an arithmetic number, because the mean of its divisors is an integer number (1682163).

Almost surely, 2^11321012 is an apocalyptic number.

It is an amenable number.

11321012 is a deficient number, since it is larger than the sum of its proper divisors (8864944).

11321012 is a wasteful number, since it uses less digits than its factorization.

11321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53458 (or 53456 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11321012 is about 3364.6711577805. The cubic root of 11321012 is about 224.5407058759.

Adding to 11321012 its reverse (21012311), we get a palindrome (32333323).

The spelling of 11321012 in words is "eleven million, three hundred twenty-one thousand, twelve".