222211011012201 has 6 divisors (see below), whose sum is σ = 320971460350970. Its totient is φ = 148140674008128.

The previous prime is 222211011012191. The next prime is 222211011012251. The reversal of 222211011012201 is 102210110112222.

222211011012201 is a `hidden beast` number, since 2 + 222 + 110 + 110 + 1 + 220 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 214197157746576 + 8013853265625 = 14635476^2 + 2830875^2 .

It is not a de Polignac number, because 222211011012201 - 2¹⁰ = 222211011011177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222211011012251) 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 5 ways as a sum of consecutive naturals, for example, 12345056167336 + ... + 12345056167353.

Almost surely, 2^{222211011012201} is an apocalyptic number.

It is an amenable number.

222211011012201 is a deficient number, since it is larger than the sum of its proper divisors (98760449338769).

222211011012201 is a wasteful number, since it uses less digits than its factorization.

222211011012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24690112334695 (or 24690112334692 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222211011012201 its reverse (102210110112222), we get a palindrome (324421121124423).

The spelling of 222211011012201 in words is "two hundred twenty-two trillion, two hundred eleven billion, eleven million, twelve thousand, two hundred one".