221201301122202 has 16 divisors (see below), whose sum is σ = 443387908713600. Its totient is φ = 73569549295872.

The previous prime is 221201301122173. The next prime is 221201301122203. The reversal of 221201301122202 is 202221103102122.

221201301122202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (221201301122203) 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, 41054433298 + ... + 41054438685.

It is an arithmetic number, because the mean of its divisors is an integer number (27711744294600).

Almost surely, 2^{221201301122202} is an apocalyptic number.

221201301122202 is an abundant number, since it is smaller than the sum of its proper divisors (222186607591398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221201301122202 is a wasteful number, since it uses less digits than its factorization.

221201301122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82108872437.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 221201301122202 its reverse (202221103102122), we get a palindrome (423422404224324).

The spelling of 221201301122202 in words is "two hundred twenty-one trillion, two hundred one billion, three hundred one million, one hundred twenty-two thousand, two hundred two".