151222185147 has 32 divisors (see below), whose sum is σ = 224695249920. Its totient is φ = 89677566720.

The previous prime is 151222185143. The next prime is 151222185151. The reversal of 151222185147 is 741581222151.

It is an interprime number because it is at equal distance from previous prime (151222185143) and next prime (151222185151).

It is not a de Polignac number, because 151222185147 - 2² = 151222185143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151222185143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7920729 + ... + 7939797.

It is an arithmetic number, because the mean of its divisors is an integer number (7021726560).

Almost surely, 2^151222185147 is an apocalyptic number.

151222185147 is a deficient number, since it is larger than the sum of its proper divisors (73473064773).

151222185147 is a wasteful number, since it uses less digits than its factorization.

151222185147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24243.

The product of its digits is 44800, while the sum is 39.

The spelling of 151222185147 in words is "one hundred fifty-one billion, two hundred twenty-two million, one hundred eighty-five thousand, one hundred forty-seven".