220201100121101 has 32 divisors (see below), whose sum is σ = 243713585541888. Its totient is φ = 197298272765440.

The previous prime is 220201100121091. The next prime is 220201100121103. The reversal of 220201100121101 is 101121001102022.

It is a de Polignac number, because none of the positive numbers 2^k-220201100121101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201100121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104995121 + ... + 107071833.

It is an arithmetic number, because the mean of its divisors is an integer number (7616049548184).

Almost surely, 2^{220201100121101} is an apocalyptic number.

It is an amenable number.

220201100121101 is a deficient number, since it is larger than the sum of its proper divisors (23512485420787).

220201100121101 is a wasteful number, since it uses less digits than its factorization.

220201100121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077381.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220201100121101 its reverse (101121001102022), we get a palindrome (321322101223123).

The spelling of 220201100121101 in words is "two hundred twenty trillion, two hundred one billion, one hundred million, one hundred twenty-one thousand, one hundred one".