1133531101011 has 16 divisors (see below), whose sum is σ = 1570924260864. Its totient is φ = 726404815584.

The previous prime is 1133531101009. The next prime is 1133531101069. The reversal of 1133531101011 is 1101011353311.

It is not a de Polignac number, because 1133531101011 - 2¹ = 1133531101009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1133531101111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61508811 + ... + 61527236.

It is an arithmetic number, because the mean of its divisors is an integer number (98182766304).

Almost surely, 2^{1133531101011} is an apocalyptic number.

1133531101011 is a deficient number, since it is larger than the sum of its proper divisors (437393159853).

1133531101011 is a wasteful number, since it uses less digits than its factorization.

1133531101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123036170.

The product of its (nonzero) digits is 135, while the sum is 21.

Adding to 1133531101011 its reverse (1101011353311), we get a palindrome (2234542454322).

The spelling of 1133531101011 in words is "one trillion, one hundred thirty-three billion, five hundred thirty-one million, one hundred one thousand, eleven".