151222301 has 2 divisors, whose sum is σ = 151222302. Its totient is φ = 151222300.

The previous prime is 151222297. The next prime is 151222307. The reversal of 151222301 is 103222151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116424100 + 34798201 = 10790^2 + 5899^2 .

It is a cyclic number.

It is not a de Polignac number, because 151222301 - 2² = 151222297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151222301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151222307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75611150 + 75611151.

It is an arithmetic number, because the mean of its divisors is an integer number (75611151).

Almost surely, 2^151222301 is an apocalyptic number.

It is an amenable number.

151222301 is a deficient number, since it is larger than the sum of its proper divisors (1).

151222301 is an equidigital number, since it uses as much as digits as its factorization.

151222301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 151222301 is about 12297.2477001970. The cubic root of 151222301 is about 532.7685917515.

Adding to 151222301 its reverse (103222151), we get a palindrome (254444452).

The spelling of 151222301 in words is "one hundred fifty-one million, two hundred twenty-two thousand, three hundred one".