1101113331131 has 8 divisors (see below), whose sum is σ = 1201807174464. Its totient is φ = 1000518259720.

The previous prime is 1101113331079. The next prime is 1101113331163. The reversal of 1101113331131 is 1311333111011.

It is a happy number.

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-1101113331131 is a prime.

It is a super-2 number, since 2×1101113331131² (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 (1101113331631) 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, 24669665 + ... + 24714258.

It is an arithmetic number, because the mean of its divisors is an integer number (150225896808).

Almost surely, 2^{1101113331131} is an apocalyptic number.

1101113331131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101113331131 is a deficient number, since it is larger than the sum of its proper divisors (100693843333).

1101113331131 is a wasteful number, since it uses less digits than its factorization.

1101113331131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49385961.

The product of its (nonzero) digits is 81, while the sum is 20.

Adding to 1101113331131 its reverse (1311333111011), we get a palindrome (2412446442142).

The spelling of 1101113331131 in words is "one trillion, one hundred one billion, one hundred thirteen million, three hundred thirty-one thousand, one hundred thirty-one".