222201202001211 has 8 divisors (see below), whose sum is σ = 329186965927760. Its totient is φ = 148134134667456.

The previous prime is 222201202001173. The next prime is 222201202001281. The reversal of 222201202001211 is 112100202102222.

It is a happy number.

222201202001211 is a `hidden beast` number, since 2 + 2 + 220 + 120 + 200 + 121 + 1 = 666.

It is not a de Polignac number, because 222201202001211 - 2¹⁸ = 222201201739067 is a prime.

It is a super-2 number, since 2×222201202001211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222201202001281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4114837074070 + ... + 4114837074123.

It is an arithmetic number, because the mean of its divisors is an integer number (41148370740970).

Almost surely, 2^{222201202001211} is an apocalyptic number.

222201202001211 is a deficient number, since it is larger than the sum of its proper divisors (106985763926549).

222201202001211 is an equidigital number, since it uses as much as digits as its factorization.

222201202001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8229674148202 (or 8229674148196 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222201202001211 its reverse (112100202102222), we get a palindrome (334301404103433).

The spelling of 222201202001211 in words is "two hundred twenty-two trillion, two hundred one billion, two hundred two million, one thousand, two hundred eleven".