1222102011009 has 32 divisors (see below), whose sum is σ = 1819998038016. Its totient is φ = 723082662720.

The previous prime is 1222102010981. The next prime is 1222102011019. The reversal of 1222102011009 is 9001102012221.

It is not a de Polignac number, because 1222102011009 - 2⁷ = 1222102010881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222102011019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376627 + ... + 1608120.

It is an arithmetic number, because the mean of its divisors is an integer number (56874938688).

Almost surely, 2^{1222102011009} is an apocalyptic number.

It is an amenable number.

1222102011009 is a deficient number, since it is larger than the sum of its proper divisors (597896027007).

1222102011009 is a wasteful number, since it uses less digits than its factorization.

1222102011009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985205.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 1222102011009 in words is "one trillion, two hundred twenty-two billion, one hundred two million, eleven thousand, nine".