220040400301 has 2 divisors, whose sum is σ = 220040400302. Its totient is φ = 220040400300.

The previous prime is 220040400247. The next prime is 220040400311. The reversal of 220040400301 is 103004040022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219407928100 + 632472201 = 468410^2 + 25149^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220040400301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220040400311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110020200150 + 110020200151.

It is an arithmetic number, because the mean of its divisors is an integer number (110020200151).

Almost surely, 2^220040400301 is an apocalyptic number.

It is an amenable number.

220040400301 is a deficient number, since it is larger than the sum of its proper divisors (1).

220040400301 is an equidigital number, since it uses as much as digits as its factorization.

220040400301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 220040400301 its reverse (103004040022), we get a palindrome (323044440323).

The spelling of 220040400301 in words is "two hundred twenty billion, forty million, four hundred thousand, three hundred one".