221101200110202 has 16 divisors (see below), whose sum is σ = 465476210758560. Its totient is φ = 69821431613712.

The previous prime is 221101200110201. The next prime is 221101200110243. The reversal of 221101200110202 is 202011002101122.

It is not an unprimeable number, because it can be changed into a prime (221101200110201) 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, 969742105633 + ... + 969742105860.

It is an arithmetic number, because the mean of its divisors is an integer number (29092263172410).

Almost surely, 2^{221101200110202} is an apocalyptic number.

221101200110202 is an abundant number, since it is smaller than the sum of its proper divisors (244375010648358).

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

221101200110202 is a wasteful number, since it uses less digits than its factorization.

221101200110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939484211517.

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

Adding to 221101200110202 its reverse (202011002101122), we get a palindrome (423112202211324).

The spelling of 221101200110202 in words is "two hundred twenty-one trillion, one hundred one billion, two hundred million, one hundred ten thousand, two hundred two".