1120031100321 has 64 divisors (see below), whose sum is σ = 1755828264960. Its totient is φ = 621807863040.

The previous prime is 1120031100259. The next prime is 1120031100379. The reversal of 1120031100321 is 1230011300211.

It is a happy number.

It is not a de Polignac number, because 1120031100321 - 2²⁶ = 1119963991457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120031100321.

It is not an unprimeable number, because it can be changed into a prime (1120031100121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 195090511 + ... + 195096251.

It is an arithmetic number, because the mean of its divisors is an integer number (27434816640).

Almost surely, 2^{1120031100321} is an apocalyptic number.

It is an amenable number.

1120031100321 is a deficient number, since it is larger than the sum of its proper divisors (635797164639).

1120031100321 is a wasteful number, since it uses less digits than its factorization.

1120031100321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7214.

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

Adding to 1120031100321 its reverse (1230011300211), we get a palindrome (2350042400532).

The spelling of 1120031100321 in words is "one trillion, one hundred twenty billion, thirty-one million, one hundred thousand, three hundred twenty-one".