42142340201 has 4 divisors (see below), whose sum is σ = 45384058692. Its totient is φ = 38900621712.

The previous prime is 42142340197. The next prime is 42142340243. The reversal of 42142340201 is 10204324124.

42142340201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14884000000 + 27258340201 = 122000^2 + 165101^2 .

It is a cyclic number.

It is not a de Polignac number, because 42142340201 - 2² = 42142340197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42142348201) 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, 1620859226 + ... + 1620859251.

It is an arithmetic number, because the mean of its divisors is an integer number (11346014673).

Almost surely, 2^42142340201 is an apocalyptic number.

It is an amenable number.

42142340201 is a deficient number, since it is larger than the sum of its proper divisors (3241718491).

42142340201 is a wasteful number, since it uses less digits than its factorization.

42142340201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241718490.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 42142340201 its reverse (10204324124), we get a palindrome (52346664325).

The spelling of 42142340201 in words is "forty-two billion, one hundred forty-two million, three hundred forty thousand, two hundred one".