2011010121112 has 8 divisors (see below), whose sum is σ = 3770643977100. Its totient is φ = 1005505060552.

The previous prime is 2011010121089. The next prime is 2011010121209. The reversal of 2011010121112 is 2111210101102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2011010121092 and 2011010121101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125688132562 + ... + 125688132577.

Almost surely, 2^{2011010121112} is an apocalyptic number.

It is an amenable number.

2011010121112 is a deficient number, since it is larger than the sum of its proper divisors (1759633855988).

2011010121112 is a wasteful number, since it uses less digits than its factorization.

2011010121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251376265145 (or 251376265141 counting only the distinct ones).

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

Adding to 2011010121112 its reverse (2111210101102), we get a palindrome (4122220222214).

The spelling of 2011010121112 in words is "two trillion, eleven billion, ten million, one hundred twenty-one thousand, one hundred twelve".