42234012101 has 4 divisors (see below), whose sum is σ = 44718365772. Its totient is φ = 39749658432.

The previous prime is 42234012091. The next prime is 42234012127. The reversal of 42234012101 is 10121043224.

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 24170920900 + 18063091201 = 155470^2 + 134399^2 .

It is a cyclic number.

It is not a de Polignac number, because 42234012101 - 2¹⁰ = 42234011077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42234011101) 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, 1242176810 + ... + 1242176843.

It is an arithmetic number, because the mean of its divisors is an integer number (11179591443).

Almost surely, 2^42234012101 is an apocalyptic number.

It is an amenable number.

42234012101 is a deficient number, since it is larger than the sum of its proper divisors (2484353671).

42234012101 is a wasteful number, since it uses less digits than its factorization.

42234012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484353670.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42234012101 its reverse (10121043224), we get a palindrome (52355055325).

The spelling of 42234012101 in words is "forty-two billion, two hundred thirty-four million, twelve thousand, one hundred one".