222000002121201 has 16 divisors (see below), whose sum is σ = 296112909717504. Its totient is φ = 147943554119504.

The previous prime is 222000002121127. The next prime is 222000002121253. The reversal of 222000002121201 is 102121200000222.

It is a cyclic number.

It is not a de Polignac number, because 222000002121201 - 2¹¹ = 222000002119153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222000002121701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145394410 + ... + 146913356.

It is an arithmetic number, because the mean of its divisors is an integer number (18507056857344).

Almost surely, 2^{222000002121201} is an apocalyptic number.

It is an amenable number.

222000002121201 is a deficient number, since it is larger than the sum of its proper divisors (74112907596303).

222000002121201 is a wasteful number, since it uses less digits than its factorization.

222000002121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537500.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222000002121201 its reverse (102121200000222), we get a palindrome (324121202121423).

The spelling of 222000002121201 in words is "two hundred twenty-two trillion, two million, one hundred twenty-one thousand, two hundred one".