11213031122 has 8 divisors (see below), whose sum is σ = 17808931836. Its totient is φ = 5276720512.

The previous prime is 11213031103. The next prime is 11213031131. The reversal of 11213031122 is 22113031211.

It can be written as a sum of positive squares in 2 ways, for example, as 9406866121 + 1806165001 = 96989^2 + 42499^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 11213031122.

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, 164897483 + ... + 164897550.

Almost surely, 2^11213031122 is an apocalyptic number.

11213031122 is a deficient number, since it is larger than the sum of its proper divisors (6595900714).

11213031122 is a wasteful number, since it uses less digits than its factorization.

11213031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329795052.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11213031122 its reverse (22113031211), we get a palindrome (33326062333).

The spelling of 11213031122 in words is "eleven billion, two hundred thirteen million, thirty-one thousand, one hundred twenty-two".