220100121200201 has 16 divisors (see below), whose sum is σ = 254489837465088. Its totient is φ = 188130927916800.

The previous prime is 220100121200191. The next prime is 220100121200209. The reversal of 220100121200201 is 102002121001022.

It is not a de Polignac number, because 220100121200201 - 2⁶ = 220100121200137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220100121200209) 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, 593662310 + ... + 594032943.

It is an arithmetic number, because the mean of its divisors is an integer number (15905614841568).

Almost surely, 2^{220100121200201} is an apocalyptic number.

It is an amenable number.

220100121200201 is a deficient number, since it is larger than the sum of its proper divisors (34389716264887).

220100121200201 is a wasteful number, since it uses less digits than its factorization.

220100121200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187696272.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220100121200201 its reverse (102002121001022), we get a palindrome (322102242201223).

The spelling of 220100121200201 in words is "two hundred twenty trillion, one hundred billion, one hundred twenty-one million, two hundred thousand, two hundred one".