154220300030 has 32 divisors (see below), whose sum is σ = 279359863200. Its totient is φ = 61296435072.

The previous prime is 154220299943. The next prime is 154220300093. The reversal of 154220300030 is 30003022451.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 154220299975 and 154220300011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11581016 + ... + 11594324.

It is an arithmetic number, because the mean of its divisors is an integer number (8729995725).

Almost surely, 2^154220300030 is an apocalyptic number.

154220300030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154220300030 is a deficient number, since it is larger than the sum of its proper divisors (125139563170).

154220300030 is a wasteful number, since it uses less digits than its factorization.

154220300030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20588.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 154220300030 its reverse (30003022451), we get a palindrome (184223322481).

The spelling of 154220300030 in words is "one hundred fifty-four billion, two hundred twenty million, three hundred thousand, thirty".