220100201100101 has 16 divisors (see below), whose sum is σ = 253625845524480. Its totient is φ = 187097093841840.

The previous prime is 220100201100097. The next prime is 220100201100161. The reversal of 220100201100101 is 101001102001022.

It is not a de Polignac number, because 220100201100101 - 2² = 220100201100097 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 (220100201100161) 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, 75549881 + ... + 78409086.

It is an arithmetic number, because the mean of its divisors is an integer number (15851615345280).

Almost surely, 2^{220100201100101} is an apocalyptic number.

It is an amenable number.

220100201100101 is a deficient number, since it is larger than the sum of its proper divisors (33525644424379).

220100201100101 is a wasteful number, since it uses less digits than its factorization.

220100201100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153960664.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220100201100101 its reverse (101001102001022), we get a palindrome (321101303101123).

The spelling of 220100201100101 in words is "two hundred twenty trillion, one hundred billion, two hundred one million, one hundred thousand, one hundred one".