1133550251101 has 8 divisors (see below), whose sum is σ = 1164214369880. Its totient is φ = 1102887586368.

The previous prime is 1133550251083. The next prime is 1133550251131. The reversal of 1133550251101 is 1011520553311.

It can be written as a sum of positive squares in 4 ways, for example, as 528928925625 + 604621325476 = 727275^2 + 777574^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1133550251101 - 2⁹ = 1133550250589 is a prime.

It is a super-2 number, since 2×1133550251101² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1133550251101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133550251131) 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, 1320895 + ... + 2002963.

It is an arithmetic number, because the mean of its divisors is an integer number (145526796235).

Almost surely, 2^{1133550251101} is an apocalyptic number.

It is an amenable number.

1133550251101 is a deficient number, since it is larger than the sum of its proper divisors (30664118779).

1133550251101 is an equidigital number, since it uses as much as digits as its factorization.

1133550251101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727023.

The product of its (nonzero) digits is 2250, while the sum is 28.

The spelling of 1133550251101 in words is "one trillion, one hundred thirty-three billion, five hundred fifty million, two hundred fifty-one thousand, one hundred one".