2001232231095 has 16 divisors (see below), whose sum is σ = 3203686650240. Its totient is φ = 1066752163104.

The previous prime is 2001232231087. The next prime is 2001232231121. The reversal of 2001232231095 is 5901322321002.

It is not a de Polignac number, because 2001232231095 - 2³ = 2001232231087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35701905 + ... + 35757914.

It is an arithmetic number, because the mean of its divisors is an integer number (200230415640).

Almost surely, 2^{2001232231095} is an apocalyptic number.

2001232231095 is a deficient number, since it is larger than the sum of its proper divisors (1202454419145).

2001232231095 is a wasteful number, since it uses less digits than its factorization.

2001232231095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71461694.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 2001232231095 its reverse (5901322321002), we get a palindrome (7902554552097).

The spelling of 2001232231095 in words is "two trillion, one billion, two hundred thirty-two million, two hundred thirty-one thousand, ninety-five".