1012001243001 has 32 divisors (see below), whose sum is σ = 1547663604480. Its totient is φ = 576199778304.

The previous prime is 1012001242963. The next prime is 1012001243021. The reversal of 1012001243001 is 1003421002101.

It is not a de Polignac number, because 1012001243001 - 2¹¹ = 1012001240953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012001243021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39077065 + ... + 39102953.

It is an arithmetic number, because the mean of its divisors is an integer number (48364487640).

Almost surely, 2^{1012001243001} is an apocalyptic number.

It is an amenable number.

1012001243001 is a deficient number, since it is larger than the sum of its proper divisors (535662361479).

1012001243001 is a wasteful number, since it uses less digits than its factorization.

1012001243001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32545.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1012001243001 its reverse (1003421002101), we get a palindrome (2015422245102).

The spelling of 1012001243001 in words is "one trillion, twelve billion, one million, two hundred forty-three thousand, one".