1012222111012 has 48 divisors (see below), whose sum is σ = 2132476416000. Its totient is φ = 410691488544.

The previous prime is 1012222111001. The next prime is 1012222111037. The reversal of 1012222111012 is 2101112222101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104439 + ... + 1426657.

It is an arithmetic number, because the mean of its divisors is an integer number (44426592000).

Almost surely, 2^{1012222111012} is an apocalyptic number.

It is an amenable number.

1012222111012 is an abundant number, since it is smaller than the sum of its proper divisors (1120254304988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012222111012 is a wasteful number, since it uses less digits than its factorization.

1012222111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323688 (or 1323686 counting only the distinct ones).

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

Adding to 1012222111012 its reverse (2101112222101), we get a palindrome (3113334333113).

The spelling of 1012222111012 in words is "one trillion, twelve billion, two hundred twenty-two million, one hundred eleven thousand, twelve".