1131331004101 has 4 divisors (see below), whose sum is σ = 1132419870400. Its totient is φ = 1130242137804.

The previous prime is 1131331004077. The next prime is 1131331004107. The reversal of 1131331004101 is 1014001331311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1131331004101 - 2³³ = 1122741069509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131331004107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544431591 + ... + 544433668.

It is an arithmetic number, because the mean of its divisors is an integer number (283104967600).

Almost surely, 2^{1131331004101} is an apocalyptic number.

It is an amenable number.

1131331004101 is a deficient number, since it is larger than the sum of its proper divisors (1088866299).

1131331004101 is a wasteful number, since it uses less digits than its factorization.

1131331004101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088866298.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1131331004101 its reverse (1014001331311), we get a palindrome (2145332335412).

The spelling of 1131331004101 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-one million, four thousand, one hundred one".