2222212002201 has 6 divisors (see below), whose sum is σ = 3209861780970. Its totient is φ = 1481474668128.

The previous prime is 2222212002193. The next prime is 2222212002251. The reversal of 2222212002201 is 1022002122222.

2222212002201 is a `hidden beast` number, since 2 + 22 + 221 + 200 + 220 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1346632598025 + 875579404176 = 1160445^2 + 935724^2 .

It is not a de Polignac number, because 2222212002201 - 2³ = 2222212002193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2222212002251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123456222336 + ... + 123456222353.

It is an arithmetic number, because the mean of its divisors is an integer number (534976963495).

Almost surely, 2^{2222212002201} is an apocalyptic number.

It is an amenable number.

2222212002201 is a deficient number, since it is larger than the sum of its proper divisors (987649778769).

2222212002201 is a wasteful number, since it uses less digits than its factorization.

2222212002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246912444695 (or 246912444692 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2222212002201 its reverse (1022002122222), we get a palindrome (3244214124423).

The spelling of 2222212002201 in words is "two trillion, two hundred twenty-two billion, two hundred twelve million, two thousand, two hundred one".