1131102231011 has 8 divisors (see below), whose sum is σ = 1194437875920. Its totient is φ = 1068146980992.

The previous prime is 1131102230989. The next prime is 1131102231043. The reversal of 1131102231011 is 1101322011311.

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-1131102231011 is a prime.

It is a super-2 number, since 2×1131102231011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131102231911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95092610 + ... + 95104503.

It is an arithmetic number, because the mean of its divisors is an integer number (149304734490).

Almost surely, 2^{1131102231011} is an apocalyptic number.

1131102231011 is a deficient number, since it is larger than the sum of its proper divisors (63335644909).

1131102231011 is a wasteful number, since it uses less digits than its factorization.

1131102231011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190197445.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1131102231011 its reverse (1101322011311), we get a palindrome (2232424242322).

The spelling of 1131102231011 in words is "one trillion, one hundred thirty-one billion, one hundred two million, two hundred thirty-one thousand, eleven".