201442420030 has 16 divisors (see below), whose sum is σ = 362614078944. Its totient is φ = 80573029600.

The previous prime is 201442420019. The next prime is 201442420061. The reversal of 201442420030 is 30024244102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201442419983 and 201442420010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272821 + ... + 690880.

It is an arithmetic number, because the mean of its divisors is an integer number (22663379934).

Almost surely, 2^201442420030 is an apocalyptic number.

201442420030 is a deficient number, since it is larger than the sum of its proper divisors (161171658914).

201442420030 is a wasteful number, since it uses less digits than its factorization.

201442420030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984611.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 201442420030 its reverse (30024244102), we get a palindrome (231466664132).

The spelling of 201442420030 in words is "two hundred one billion, four hundred forty-two million, four hundred twenty thousand, thirty".