201222212111101 has 8 divisors (see below), whose sum is σ = 201267594872064. Its totient is φ = 201176832505440.

The previous prime is 201222212111033. The next prime is 201222212111117. The reversal of 201222212111101 is 101111212222102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201222212111101 - 2⁷ = 201222212110973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201222212111201) 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, 129178450 + ... + 130726876.

It is an arithmetic number, because the mean of its divisors is an integer number (25158449359008).

Almost surely, 2^{201222212111101} is an apocalyptic number.

It is an amenable number.

201222212111101 is a deficient number, since it is larger than the sum of its proper divisors (45382760963).

201222212111101 is a wasteful number, since it uses less digits than its factorization.

201222212111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577651.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 201222212111101 its reverse (101111212222102), we get a palindrome (302333424333203).

The spelling of 201222212111101 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred twelve million, one hundred eleven thousand, one hundred one".