11025215122 has 16 divisors (see below), whose sum is σ = 17512581240. Its totient is φ = 5187760128.

The previous prime is 11025215011. The next prime is 11025215141. The reversal of 11025215122 is 22151252011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8992918561 + 2032296561 = 94831^2 + 45081^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11025215093 and 11025215102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588118 + ... + 606574.

Almost surely, 2^11025215122 is an apocalyptic number.

11025215122 is a deficient number, since it is larger than the sum of its proper divisors (6487366118).

11025215122 is a wasteful number, since it uses less digits than its factorization.

11025215122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36045.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 11025215122 its reverse (22151252011), we get a palindrome (33176467133).

The spelling of 11025215122 in words is "eleven billion, twenty-five million, two hundred fifteen thousand, one hundred twenty-two".