1011211033133 has 16 divisors (see below), whose sum is σ = 1227156537600. Its totient is φ = 813429409536.

The previous prime is 1011211033057. The next prime is 1011211033153. The reversal of 1011211033133 is 3313301121101.

It is a cyclic number.

It is not a de Polignac number, because 1011211033133 - 2¹⁰ = 1011211032109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011211033153) 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, 12132641 + ... + 12215702.

It is an arithmetic number, because the mean of its divisors is an integer number (76697283600).

Almost surely, 2^{1011211033133} is an apocalyptic number.

It is an amenable number.

1011211033133 is a deficient number, since it is larger than the sum of its proper divisors (215945504467).

1011211033133 is a wasteful number, since it uses less digits than its factorization.

1011211033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24348716.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1011211033133 its reverse (3313301121101), we get a palindrome (4324512154234).

The spelling of 1011211033133 in words is "one trillion, eleven billion, two hundred eleven million, thirty-three thousand, one hundred thirty-three".