220201660101 has 8 divisors (see below), whose sum is σ = 293693891040. Its totient is φ = 146755267952.

The previous prime is 220201660043. The next prime is 220201660223. The reversal of 220201660101 is 101066102022.

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 220201660101 - 2¹⁸ = 220201397957 is a prime.

It is a super-2 number, since 2×220201660101² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201664101) 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, 11448486 + ... + 11467703.

It is an arithmetic number, because the mean of its divisors is an integer number (36711736380).

Almost surely, 2^220201660101 is an apocalyptic number.

It is an amenable number.

220201660101 is a deficient number, since it is larger than the sum of its proper divisors (73492230939).

220201660101 is a wasteful number, since it uses less digits than its factorization.

220201660101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22919395.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 220201660101 its reverse (101066102022), we get a palindrome (321267762123).

The spelling of 220201660101 in words is "two hundred twenty billion, two hundred one million, six hundred sixty thousand, one hundred one".