220775575101 has 4 divisors (see below), whose sum is σ = 294367433472. Its totient is φ = 147183716732.

The previous prime is 220775575093. The next prime is 220775575123. The reversal of 220775575101 is 101575577022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220775575101 - 2³ = 220775575093 is a prime.

It is a super-2 number, since 2×220775575101² (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 (220775575171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36795929181 + ... + 36795929186.

It is an arithmetic number, because the mean of its divisors is an integer number (73591858368).

Almost surely, 2^220775575101 is an apocalyptic number.

It is an amenable number.

220775575101 is a deficient number, since it is larger than the sum of its proper divisors (73591858371).

220775575101 is an equidigital number, since it uses as much as digits as its factorization.

220775575101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73591858370.

The product of its (nonzero) digits is 171500, while the sum is 42.

The spelling of 220775575101 in words is "two hundred twenty billion, seven hundred seventy-five million, five hundred seventy-five thousand, one hundred one".