220131003320101 has 4 divisors (see below), whose sum is σ = 225250328978752. Its totient is φ = 215011677661452.

The previous prime is 220131003320077. The next prime is 220131003320149. The reversal of 220131003320101 is 101023300131022.

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 220131003320101 - 2²⁷ = 220130869102373 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 (220131003720101) 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, 2559662829261 + ... + 2559662829346.

It is an arithmetic number, because the mean of its divisors is an integer number (56312582244688).

Almost surely, 2^{220131003320101} is an apocalyptic number.

It is an amenable number.

220131003320101 is a deficient number, since it is larger than the sum of its proper divisors (5119325658651).

220131003320101 is an equidigital number, since it uses as much as digits as its factorization.

220131003320101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5119325658650.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 220131003320101 its reverse (101023300131022), we get a palindrome (321154303451123).

The spelling of 220131003320101 in words is "two hundred twenty trillion, one hundred thirty-one billion, three million, three hundred twenty thousand, one hundred one".