42461121001 has 4 divisors (see below), whose sum is σ = 45727361092. Its totient is φ = 39194880912.

The previous prime is 42461120981. The next prime is 42461121007. The reversal of 42461121001 is 10012116424.

42461121001 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 18031118400 + 24430002601 = 134280^2 + 156301^2 .

It is a cyclic number.

It is not a de Polignac number, because 42461121001 - 2⁷ = 42461120873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42461121007) 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, 1633120026 + ... + 1633120051.

It is an arithmetic number, because the mean of its divisors is an integer number (11431840273).

Almost surely, 2^42461121001 is an apocalyptic number.

It is an amenable number.

42461121001 is a deficient number, since it is larger than the sum of its proper divisors (3266240091).

42461121001 is a wasteful number, since it uses less digits than its factorization.

42461121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3266240090.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 42461121001 its reverse (10012116424), we get a palindrome (52473237425).

The spelling of 42461121001 in words is "forty-two billion, four hundred sixty-one million, one hundred twenty-one thousand, one".