40431301001121 has 4 divisors (see below), whose sum is σ = 53908401334832. Its totient is φ = 26954200667412.

The previous prime is 40431301001099. The next prime is 40431301001123. The reversal of 40431301001121 is 12110010313404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40431301001121 - 2³⁵ = 40396941262753 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40431301001123) 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, 6738550166851 + ... + 6738550166856.

It is an arithmetic number, because the mean of its divisors is an integer number (13477100333708).

Almost surely, 2^{40431301001121} is an apocalyptic number.

It is an amenable number.

40431301001121 is a deficient number, since it is larger than the sum of its proper divisors (13477100333711).

40431301001121 is a wasteful number, since it uses less digits than its factorization.

40431301001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13477100333710.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 40431301001121 its reverse (12110010313404), we get a palindrome (52541311314525).

The spelling of 40431301001121 in words is "forty trillion, four hundred thirty-one billion, three hundred one million, one thousand, one hundred twenty-one".