11121201202001 has 8 divisors (see below), whose sum is σ = 12523581412608. Its totient is φ = 9784047978000.

The previous prime is 11121201201973. The next prime is 11121201202043. The reversal of 11121201202001 is 10020210212111.

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 11121201202001 - 2³⁰ = 11120127460177 is a prime.

It is a super-2 number, since 2×11121201202001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121201205001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16306746290 + ... + 16306746971.

It is an arithmetic number, because the mean of its divisors is an integer number (1565447676576).

Almost surely, 2^{11121201202001} is an apocalyptic number.

11121201202001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11121201202001 is a deficient number, since it is larger than the sum of its proper divisors (1402380210607).

11121201202001 is a wasteful number, since it uses less digits than its factorization.

11121201202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32613493303.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11121201202001 its reverse (10020210212111), we get a palindrome (21141411414112).

The spelling of 11121201202001 in words is "eleven trillion, one hundred twenty-one billion, two hundred one million, two hundred two thousand, one".