1131023033001 has 20 divisors (see below), whose sum is σ = 1693683911700. Its totient is φ = 752171774976.

The previous prime is 1131023032981. The next prime is 1131023033003. The reversal of 1131023033001 is 1003303201311.

It is a happy number.

1131023033001 is a `hidden beast` number, since 1 + 1 + 310 + 23 + 0 + 330 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 569836265625 + 561186767376 = 754875^2 + 749124^2 .

It is not a de Polignac number, because 1131023033001 - 2¹⁰ = 1131023031977 is a prime.

It is a super-2 number, since 2×1131023033001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131023033003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17036856 + ... + 17103113.

It is an arithmetic number, because the mean of its divisors is an integer number (84684195585).

Almost surely, 2^{1131023033001} is an apocalyptic number.

It is an amenable number.

1131023033001 is a deficient number, since it is larger than the sum of its proper divisors (562660878699).

1131023033001 is an equidigital number, since it uses as much as digits as its factorization.

1131023033001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34140390 (or 34140381 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1131023033001 its reverse (1003303201311), we get a palindrome (2134326234312).

The spelling of 1131023033001 in words is "one trillion, one hundred thirty-one billion, twenty-three million, thirty-three thousand, one".