220513212100201 has 2 divisors, whose sum is σ = 220513212100202. Its totient is φ = 220513212100200.

The previous prime is 220513212100193. The next prime is 220513212100219. The reversal of 220513212100201 is 102001212315022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219931836349801 + 581375750400 = 14830099^2 + 762480^2 .

It is a cyclic number.

It is not a de Polignac number, because 220513212100201 - 2³ = 220513212100193 is a prime.

It is not a weakly prime, because it can be changed into another prime (220513212100231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110256606050100 + 110256606050101.

It is an arithmetic number, because the mean of its divisors is an integer number (110256606050101).

Almost surely, 2^{220513212100201} is an apocalyptic number.

It is an amenable number.

220513212100201 is a deficient number, since it is larger than the sum of its proper divisors (1).

220513212100201 is an equidigital number, since it uses as much as digits as its factorization.

220513212100201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 220513212100201 its reverse (102001212315022), we get a palindrome (322514424415223).

The spelling of 220513212100201 in words is "two hundred twenty trillion, five hundred thirteen billion, two hundred twelve million, one hundred thousand, two hundred one".