1222022011012 has 24 divisors (see below), whose sum is σ = 2455738014240. Its totient is φ = 526229573760.

The previous prime is 1222022010967. The next prime is 1222022011109. The reversal of 1222022011012 is 2101102202221.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730873573 + ... + 730875244.

It is an arithmetic number, because the mean of its divisors is an integer number (102322417260).

Almost surely, 2^{1222022011012} is an apocalyptic number.

It is an amenable number.

1222022011012 is an abundant number, since it is smaller than the sum of its proper divisors (1233716003228).

1222022011012 is a wasteful number, since it uses less digits than its factorization.

1222022011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461748851 (or 1461748849 counting only the distinct ones).

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

Adding to 1222022011012 its reverse (2101102202221), we get a palindrome (3323124213233).

The spelling of 1222022011012 in words is "one trillion, two hundred twenty-two billion, twenty-two million, eleven thousand, twelve".