1133120021001 has 8 divisors (see below), whose sum is σ = 1512746426784. Its totient is φ = 754453481280.

The previous prime is 1133120020957. The next prime is 1133120021023. The reversal of 1133120021001 is 1001200213311.

It is a happy number.

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

It is not a de Polignac number, because 1133120021001 - 2⁹ = 1133120020489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1133120021051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239963760 + ... + 239968481.

It is an arithmetic number, because the mean of its divisors is an integer number (189093303348).

Almost surely, 2^{1133120021001} is an apocalyptic number.

It is an amenable number.

1133120021001 is a deficient number, since it is larger than the sum of its proper divisors (379626405783).

1133120021001 is an equidigital number, since it uses as much as digits as its factorization.

1133120021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479933031.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1133120021001 its reverse (1001200213311), we get a palindrome (2134320234312).

The spelling of 1133120021001 in words is "one trillion, one hundred thirty-three billion, one hundred twenty million, twenty-one thousand, one".