220111012102201 has 16 divisors (see below), whose sum is σ = 243511536076416. Its totient is φ = 197275755600000.

The previous prime is 220111012102183. The next prime is 220111012102237. The reversal of 220111012102201 is 102201210111022.

It is not a de Polignac number, because 220111012102201 - 2¹¹ = 220111012100153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220111012106201) 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, 17714851 + ... + 27459751.

It is an arithmetic number, because the mean of its divisors is an integer number (15219471004776).

Almost surely, 2^{220111012102201} is an apocalyptic number.

It is an amenable number.

220111012102201 is a deficient number, since it is larger than the sum of its proper divisors (23400523974215).

220111012102201 is a wasteful number, since it uses less digits than its factorization.

220111012102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773904.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220111012102201 its reverse (102201210111022), we get a palindrome (322312222213223).

The spelling of 220111012102201 in words is "two hundred twenty trillion, one hundred eleven billion, twelve million, one hundred two thousand, two hundred one".