1011230131002 has 64 divisors (see below), whose sum is σ = 2489366175744. Its totient is φ = 266678308800.

The previous prime is 1011230130917. The next prime is 1011230131007. The reversal of 1011230131002 is 2001310321101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1011230131007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8231127 + ... + 8353077.

It is an arithmetic number, because the mean of its divisors is an integer number (38896346496).

Almost surely, 2^{1011230131002} is an apocalyptic number.

1011230131002 is an abundant number, since it is smaller than the sum of its proper divisors (1478136044742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011230131002 is a wasteful number, since it uses less digits than its factorization.

1011230131002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137163.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1011230131002 its reverse (2001310321101), we get a palindrome (3012540452103).

The spelling of 1011230131002 in words is "one trillion, eleven billion, two hundred thirty million, one hundred thirty-one thousand, two".