1011131133033 has 16 divisors (see below), whose sum is σ = 1541469450240. Its totient is φ = 577527393936.

The previous prime is 1011131133029. The next prime is 1011131133049. The reversal of 1011131133033 is 3303311311101.

It is not a de Polignac number, because 1011131133033 - 2² = 1011131133029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1011131133053) 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, 10861923 + ... + 10954616.

It is an arithmetic number, because the mean of its divisors is an integer number (96341840640).

Almost surely, 2^{1011131133033} is an apocalyptic number.

It is an amenable number.

1011131133033 is a deficient number, since it is larger than the sum of its proper divisors (530338317207).

1011131133033 is a wasteful number, since it uses less digits than its factorization.

1011131133033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21818756.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1011131133033 its reverse (3303311311101), we get a palindrome (4314442444134).

The spelling of 1011131133033 in words is "one trillion, eleven billion, one hundred thirty-one million, one hundred thirty-three thousand, thirty-three".