11312003122 has 32 divisors (see below), whose sum is σ = 19471968000. Its totient is φ = 4828051008.

The previous prime is 11312003069. The next prime is 11312003147. The reversal of 11312003122 is 22130021311.

11312003122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11312003122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11312003096 and 11312003105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7302004 + ... + 7303552.

It is an arithmetic number, because the mean of its divisors is an integer number (608499000).

Almost surely, 2^11312003122 is an apocalyptic number.

11312003122 is a deficient number, since it is larger than the sum of its proper divisors (8159964878).

11312003122 is a wasteful number, since it uses less digits than its factorization.

11312003122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11312003122 its reverse (22130021311), we get a palindrome (33442024433).

The spelling of 11312003122 in words is "eleven billion, three hundred twelve million, three thousand, one hundred twenty-two".