146554221211 has 2 divisors, whose sum is σ = 146554221212. Its totient is φ = 146554221210.

The previous prime is 146554221181. The next prime is 146554221283. The reversal of 146554221211 is 112122455641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146554221211 - 2⁵ = 146554221179 is a prime.

It is not a weakly prime, because it can be changed into another prime (146554224211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73277110605 + 73277110606.

It is an arithmetic number, because the mean of its divisors is an integer number (73277110606).

Almost surely, 2^146554221211 is an apocalyptic number.

146554221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

146554221211 is an equidigital number, since it uses as much as digits as its factorization.

146554221211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 34.

Adding to 146554221211 its reverse (112122455641), we get a palindrome (258676676852).

The spelling of 146554221211 in words is "one hundred forty-six billion, five hundred fifty-four million, two hundred twenty-one thousand, two hundred eleven".