1001211120993 has 8 divisors (see below), whose sum is σ = 1336644413728. Its totient is φ = 666625954464.

The previous prime is 1001211120979. The next prime is 1001211120997. The reversal of 1001211120993 is 3990211121001.

1001211120993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1001211120993 - 2⁶ = 1001211120929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1001211120993.

It is not an unprimeable number, because it can be changed into a prime (1001211120997) 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, 212028796 + ... + 212033517.

It is an arithmetic number, because the mean of its divisors is an integer number (167080551716).

Almost surely, 2^{1001211120993} is an apocalyptic number.

It is an amenable number.

1001211120993 is a deficient number, since it is larger than the sum of its proper divisors (335433292735).

1001211120993 is an equidigital number, since it uses as much as digits as its factorization.

1001211120993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424063103.

The product of its (nonzero) digits is 972, while the sum is 30.

Adding to 1001211120993 its reverse (3990211121001), we get a palindrome (4991422241994).

The spelling of 1001211120993 in words is "one trillion, one billion, two hundred eleven million, one hundred twenty thousand, nine hundred ninety-three".