147220201 has 2 divisors, whose sum is σ = 147220202. Its totient is φ = 147220200.

The previous prime is 147220193. The next prime is 147220219. The reversal of 147220201 is 102022741.

It is a happy number.

147220201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128936025 + 18284176 = 11355^2 + 4276^2 .

It is a cyclic number.

It is not a de Polignac number, because 147220201 - 2³ = 147220193 is a prime.

It is not a weakly prime, because it can be changed into another prime (147220291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73610100 + 73610101.

It is an arithmetic number, because the mean of its divisors is an integer number (73610101).

Almost surely, 2^147220201 is an apocalyptic number.

It is an amenable number.

147220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

147220201 is an equidigital number, since it uses as much as digits as its factorization.

147220201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 147220201 is about 12133.4331909810. The cubic root of 147220201 is about 528.0266010951.

Adding to 147220201 its reverse (102022741), we get a palindrome (249242942).

The spelling of 147220201 in words is "one hundred forty-seven million, two hundred twenty thousand, two hundred one".