1222000022001 has 32 divisors (see below), whose sum is σ = 1782373372416. Its totient is φ = 738557600000.

The previous prime is 1222000021981. The next prime is 1222000022003. The reversal of 1222000022001 is 1002200002221.

It is not a de Polignac number, because 1222000022001 - 2⁵ = 1222000021969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222000022003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58889710 + ... + 58910456.

It is an arithmetic number, because the mean of its divisors is an integer number (55699167888).

Almost surely, 2^{1222000022001} is an apocalyptic number.

1222000022001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1222000022001 is a deficient number, since it is larger than the sum of its proper divisors (560373350415).

1222000022001 is a wasteful number, since it uses less digits than its factorization.

1222000022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25613.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1222000022001 its reverse (1002200002221), we get a palindrome (2224200024222).

The spelling of 1222000022001 in words is "one trillion, two hundred twenty-two billion, twenty-two thousand, one".