2011121100112 has 20 divisors (see below), whose sum is σ = 3896715438496. Its totient is φ = 1005517116000.

The previous prime is 2011121100091. The next prime is 2011121100151. The reversal of 2011121100112 is 2110011211102.

It is a happy number.

It is a super-2 number, since 2×2011121100112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2011121100092 and 2011121100101.

It is a congruent number.

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, 2330988 + ... + 3075019.

Almost surely, 2^{2011121100112} is an apocalyptic number.

It is an amenable number.

2011121100112 is a deficient number, since it is larger than the sum of its proper divisors (1885594338384).

2011121100112 is a wasteful number, since it uses less digits than its factorization.

2011121100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429266 (or 5429260 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2011121100112 its reverse (2110011211102), we get a palindrome (4121132311214).

The spelling of 2011121100112 in words is "two trillion, eleven billion, one hundred twenty-one million, one hundred thousand, one hundred twelve".