1222002001011 has 12 divisors (see below), whose sum is σ = 1790923043336. Its totient is φ = 740607273120.

The previous prime is 1222002000977. The next prime is 1222002001021. The reversal of 1222002001011 is 1101002002221.

It is not a de Polignac number, because 1222002001011 - 2³⁸ = 947124094067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222002001021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1683197986 + ... + 1683198711.

Almost surely, 2^{1222002001011} is an apocalyptic number.

1222002001011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1222002001011 is a deficient number, since it is larger than the sum of its proper divisors (568921042325).

1222002001011 is a wasteful number, since it uses less digits than its factorization.

1222002001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366396722 (or 3366396711 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1222002001011 its reverse (1101002002221), we get a palindrome (2323004003232).

The spelling of 1222002001011 in words is "one trillion, two hundred twenty-two billion, two million, one thousand, eleven".