1031121230122 has 16 divisors (see below), whose sum is σ = 1549063910880. Its totient is φ = 514766709072.

The previous prime is 1031121230093. The next prime is 1031121230131. The reversal of 1031121230122 is 2210321211301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031121230122.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28070704 + ... + 28107412.

It is an arithmetic number, because the mean of its divisors is an integer number (96816494430).

Almost surely, 2^{1031121230122} is an apocalyptic number.

1031121230122 is a deficient number, since it is larger than the sum of its proper divisors (517942680758).

1031121230122 is a wasteful number, since it uses less digits than its factorization.

1031121230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57957.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1031121230122 its reverse (2210321211301), we get a palindrome (3241442441423).

The spelling of 1031121230122 in words is "one trillion, thirty-one billion, one hundred twenty-one million, two hundred thirty thousand, one hundred twenty-two".