2220220111012 has 12 divisors (see below), whose sum is σ = 3885400832796. Its totient is φ = 1110105587360.

The previous prime is 2220220111003. The next prime is 2220220111079. The reversal of 2220220111012 is 2101110220222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1635677292096 + 584542818916 = 1278936^2 + 764554^2 .

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, 164298 + ... + 2113630.

It is an arithmetic number, because the mean of its divisors is an integer number (323783402733).

Almost surely, 2^{2220220111012} is an apocalyptic number.

It is an amenable number.

2220220111012 is a deficient number, since it is larger than the sum of its proper divisors (1665180721784).

2220220111012 is a wasteful number, since it uses less digits than its factorization.

2220220111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234078 (or 2234076 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2220220111012 its reverse (2101110220222), we get a palindrome (4321330331234).

The spelling of 2220220111012 in words is "two trillion, two hundred twenty billion, two hundred twenty million, one hundred eleven thousand, twelve".