420151123042 has 8 divisors (see below), whose sum is σ = 720259068096. Its totient is φ = 180064767012.

The previous prime is 420151123037. The next prime is 420151123043. The reversal of 420151123042 is 240321151024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 420151122998 and 420151123016.

It is not an unprimeable number, because it can be changed into a prime (420151123043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15005397238 + ... + 15005397265.

It is an arithmetic number, because the mean of its divisors is an integer number (90032383512).

Almost surely, 2^420151123042 is an apocalyptic number.

420151123042 is a deficient number, since it is larger than the sum of its proper divisors (300107945054).

420151123042 is a wasteful number, since it uses less digits than its factorization.

420151123042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30010794512.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 420151123042 its reverse (240321151024), we get a palindrome (660472274066).

The spelling of 420151123042 in words is "four hundred twenty billion, one hundred fifty-one million, one hundred twenty-three thousand, forty-two".