240422042421101 has 4 divisors (see below), whose sum is σ = 240422151687900. Its totient is φ = 240421933154304.

The previous prime is 240422042421097. The next prime is 240422042421137. The reversal of 240422042421101 is 101124240224042.

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 64607675652100 + 175814366769001 = 8037890^2 + 13259501^2 .

It is a cyclic number.

It is not a de Polignac number, because 240422042421101 - 2² = 240422042421097 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 (240422042421901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51263636 + ... + 55756653.

It is an arithmetic number, because the mean of its divisors is an integer number (60105537921975).

Almost surely, 2^{240422042421101} is an apocalyptic number.

It is an amenable number.

240422042421101 is a deficient number, since it is larger than the sum of its proper divisors (109266799).

240422042421101 is a wasteful number, since it uses less digits than its factorization.

240422042421101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109266798.

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 240422042421101 its reverse (101124240224042), we get a palindrome (341546282645143).

The spelling of 240422042421101 in words is "two hundred forty trillion, four hundred twenty-two billion, forty-two million, four hundred twenty-one thousand, one hundred one".