222120101201201 has 64 divisors (see below), whose sum is σ = 271649129241600. Its totient is φ = 177284291936256.

The previous prime is 222120101201183. The next prime is 222120101201231. The reversal of 222120101201201 is 102102101021222.

It is a cyclic number.

It is not a de Polignac number, because 222120101201201 - 2⁴⁶ = 151751357023537 is a prime.

It is a super-3 number, since 3×222120101201201³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222120101201201.

It is not an unprimeable number, because it can be changed into a prime (222120101201231) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28835527916 + ... + 28835535618.

It is an arithmetic number, because the mean of its divisors is an integer number (4244517644400).

Almost surely, 2^{222120101201201} is an apocalyptic number.

It is an amenable number.

222120101201201 is a deficient number, since it is larger than the sum of its proper divisors (49529028040399).

222120101201201 is a wasteful number, since it uses less digits than its factorization.

222120101201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10818.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222120101201201 its reverse (102102101021222), we get a palindrome (324222202222423).

The spelling of 222120101201201 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred one million, two hundred one thousand, two hundred one".