1131031320101 has 8 divisors (see below), whose sum is σ = 1189215808704. Its totient is φ = 1073597599360.

The previous prime is 1131031320073. The next prime is 1131031320143. The reversal of 1131031320101 is 1010231301311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131031320101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131031320101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131031320301) 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 7 ways as a sum of consecutive naturals, for example, 187688876 + ... + 187694901.

It is an arithmetic number, because the mean of its divisors is an integer number (148651976088).

Almost surely, 2^{1131031320101} is an apocalyptic number.

It is an amenable number.

1131031320101 is a deficient number, since it is larger than the sum of its proper divisors (58184488603).

1131031320101 is a wasteful number, since it uses less digits than its factorization.

1131031320101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375383931.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1131031320101 its reverse (1010231301311), we get a palindrome (2141262621412).

The spelling of 1131031320101 in words is "one trillion, one hundred thirty-one billion, thirty-one million, three hundred twenty thousand, one hundred one".