221200110012201 has 16 divisors (see below), whose sum is σ = 307757977870464. Its totient is φ = 141054545375744.

The previous prime is 221200110012181. The next prime is 221200110012251. The reversal of 221200110012201 is 102210011002122.

It is a cyclic number.

It is not a de Polignac number, because 221200110012201 - 2¹³ = 221200110004009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221200110012251) 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, 9923545 + ... + 23256761.

It is an arithmetic number, because the mean of its divisors is an integer number (19234873616904).

Almost surely, 2^{221200110012201} is an apocalyptic number.

It is an amenable number.

221200110012201 is a deficient number, since it is larger than the sum of its proper divisors (86557867858263).

221200110012201 is a wasteful number, since it uses less digits than its factorization.

221200110012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13573680.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221200110012201 its reverse (102210011002122), we get a palindrome (323410121014323).

The spelling of 221200110012201 in words is "two hundred twenty-one trillion, two hundred billion, one hundred ten million, twelve thousand, two hundred one".