154001223204 has 12 divisors (see below), whose sum is σ = 359336187504. Its totient is φ = 51333741064.

The previous prime is 154001223199. The next prime is 154001223209. The reversal of 154001223204 is 402322100451.

It is an interprime number because it is at equal distance from previous prime (154001223199) and next prime (154001223209).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (154001223209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6416717622 + ... + 6416717645.

It is an arithmetic number, because the mean of its divisors is an integer number (29944682292).

Almost surely, 2^154001223204 is an apocalyptic number.

It is an amenable number.

154001223204 is an abundant number, since it is smaller than the sum of its proper divisors (205334964300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154001223204 is a wasteful number, since it uses less digits than its factorization.

154001223204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12833435274 (or 12833435272 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 154001223204 its reverse (402322100451), we get a palindrome (556323323655).

The spelling of 154001223204 in words is "one hundred fifty-four billion, one million, two hundred twenty-three thousand, two hundred four".