2212111010012 has 24 divisors (see below), whose sum is σ = 3904180746816. Its totient is φ = 1096665640128.

The previous prime is 2212111009981. The next prime is 2212111010023. The reversal of 2212111010012 is 2100101112122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4101203 + ... + 4609130.

It is an arithmetic number, because the mean of its divisors is an integer number (162674197784).

Almost surely, 2^{2212111010012} is an apocalyptic number.

It is an amenable number.

2212111010012 is a deficient number, since it is larger than the sum of its proper divisors (1692069736804).

2212111010012 is a wasteful number, since it uses less digits than its factorization.

2212111010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710877 (or 8710875 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2212111010012 its reverse (2100101112122), we get a palindrome (4312212122134).

The spelling of 2212111010012 in words is "two trillion, two hundred twelve billion, one hundred eleven million, ten thousand, twelve".