11225621522 has 8 divisors (see below), whose sum is σ = 16838959116. Its totient is φ = 5612635152.

The previous prime is 11225621507. The next prime is 11225621633. The reversal of 11225621522 is 22512652211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10413998401 + 811623121 = 102049^2 + 28489^2 .

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

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, 17228 + ... + 150824.

Almost surely, 2^11225621522 is an apocalyptic number.

11225621522 is a deficient number, since it is larger than the sum of its proper divisors (5613337594).

11225621522 is a wasteful number, since it uses less digits than its factorization.

11225621522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175612.

The product of its digits is 4800, while the sum is 29.

The spelling of 11225621522 in words is "eleven billion, two hundred twenty-five million, six hundred twenty-one thousand, five hundred twenty-two".