1131311102229 has 48 divisors (see below), whose sum is σ = 2144567892480. Its totient is φ = 556762805280.

The previous prime is 1131311102197. The next prime is 1131311102237. The reversal of 1131311102229 is 9222011131311.

1131311102229 is a `hidden beast` number, since 11 + 313 + 1 + 110 + 2 + 229 = 666.

It is not a de Polignac number, because 1131311102229 - 2⁵ = 1131311102197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131311102279) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42946927 + ... + 42973260.

It is an arithmetic number, because the mean of its divisors is an integer number (44678497760).

Almost surely, 2^{1131311102229} is an apocalyptic number.

1131311102229 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1131311102229 is a deficient number, since it is larger than the sum of its proper divisors (1013256790251).

1131311102229 is a wasteful number, since it uses less digits than its factorization.

1131311102229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85920230 (or 85920227 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 1131311102229 in words is "one trillion, one hundred thirty-one billion, three hundred eleven million, one hundred two thousand, two hundred twenty-nine".