2011000221112 has 8 divisors (see below), whose sum is σ = 3770625414600. Its totient is φ = 1005500110552.

The previous prime is 2011000221103. The next prime is 2011000221127. The reversal of 2011000221112 is 2111220001102.

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 = 2011000221092 and 2011000221101.

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, 125687513812 + ... + 125687513827.

It is an arithmetic number, because the mean of its divisors is an integer number (471328176825).

Almost surely, 2^{2011000221112} is an apocalyptic number.

It is an amenable number.

2011000221112 is a deficient number, since it is larger than the sum of its proper divisors (1759625193488).

2011000221112 is a wasteful number, since it uses less digits than its factorization.

2011000221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251375027645 (or 251375027641 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011000221112 its reverse (2111220001102), we get a palindrome (4122220222214).

The spelling of 2011000221112 in words is "two trillion, eleven billion, two hundred twenty-one thousand, one hundred twelve".