1222101202201 has 16 divisors (see below), whose sum is σ = 1334371737600. Its totient is φ = 1110026163600.

The previous prime is 1222101202193. The next prime is 1222101202249. The reversal of 1222101202201 is 1022021012221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1222101202201 - 2³ = 1222101202193 is a prime.

It is a super-2 number, since 2×1222101202201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222101202261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79149040 + ... + 79164478.

It is an arithmetic number, because the mean of its divisors is an integer number (83398233600).

Almost surely, 2^{1222101202201} is an apocalyptic number.

1222101202201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1222101202201 is a deficient number, since it is larger than the sum of its proper divisors (112270535399).

1222101202201 is a wasteful number, since it uses less digits than its factorization.

1222101202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21300.

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

Adding to 1222101202201 its reverse (1022021012221), we get a palindrome (2244122214422).

The spelling of 1222101202201 in words is "one trillion, two hundred twenty-two billion, one hundred one million, two hundred two thousand, two hundred one".