1121132021001 has 8 divisors (see below), whose sum is σ = 1495217451840. Its totient is φ = 747233968752.

The previous prime is 1121132020997. The next prime is 1121132021071. The reversal of 1121132021001 is 1001202311211.

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

It is not a de Polignac number, because 1121132021001 - 2² = 1121132020997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121132021071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46830685 + ... + 46854618.

It is an arithmetic number, because the mean of its divisors is an integer number (186902181480).

Almost surely, 2^{1121132021001} is an apocalyptic number.

It is an amenable number.

1121132021001 is a deficient number, since it is larger than the sum of its proper divisors (374085430839).

1121132021001 is an equidigital number, since it uses as much as digits as its factorization.

1121132021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93689295.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1121132021001 its reverse (1001202311211), we get a palindrome (2122334332212).

The spelling of 1121132021001 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-two million, twenty-one thousand, one".