2212011021112 has 8 divisors (see below), whose sum is σ = 4147520664600. Its totient is φ = 1106005510552.

The previous prime is 2212011021097. The next prime is 2212011021127. The reversal of 2212011021112 is 2111201102122.

It is an interprime number because it is at equal distance from previous prime (2212011021097) and next prime (2212011021127).

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

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, 138250688812 + ... + 138250688827.

It is an arithmetic number, because the mean of its divisors is an integer number (518440083075).

Almost surely, 2^{2212011021112} is an apocalyptic number.

It is an amenable number.

2212011021112 is a deficient number, since it is larger than the sum of its proper divisors (1935509643488).

2212011021112 is a wasteful number, since it uses less digits than its factorization.

2212011021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276501377645 (or 276501377641 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2212011021112 its reverse (2111201102122), we get a palindrome (4323212123234).

The spelling of 2212011021112 in words is "two trillion, two hundred twelve billion, eleven million, twenty-one thousand, one hundred twelve".