11121002012 has 12 divisors (see below), whose sum is σ = 20132848680. Its totient is φ = 5368759536.

The previous prime is 11121001987. The next prime is 11121002017. The reversal of 11121002012 is 21020012111.

It is a junction number, because it is equal to n+sod(n) for n = 11121001984 and 11121002002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121002017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47935238 + ... + 47935469.

It is an arithmetic number, because the mean of its divisors is an integer number (1677737390).

Almost surely, 2^11121002012 is an apocalyptic number.

It is an amenable number.

11121002012 is a deficient number, since it is larger than the sum of its proper divisors (9011846668).

11121002012 is a wasteful number, since it uses less digits than its factorization.

11121002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95870740 (or 95870738 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11121002012 its reverse (21020012111), we get a palindrome (32141014123).

The spelling of 11121002012 in words is "eleven billion, one hundred twenty-one million, two thousand, twelve".