11100121202001 has 32 divisors (see below), whose sum is σ = 17020122577920. Its totient is φ = 6382545926400.

The previous prime is 11100121201999. The next prime is 11100121202029. The reversal of 11100121202001 is 10020212100111.

It is not a de Polignac number, because 11100121202001 - 2¹ = 11100121201999 is a prime.

It is a super-2 number, since 2×11100121202001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11100121202101) 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 31 ways as a sum of consecutive naturals, for example, 158262210 + ... + 158332331.

It is an arithmetic number, because the mean of its divisors is an integer number (531878830560).

Almost surely, 2^{11100121202001} is an apocalyptic number.

It is an amenable number.

11100121202001 is a deficient number, since it is larger than the sum of its proper divisors (5920001375919).

11100121202001 is a wasteful number, since it uses less digits than its factorization.

11100121202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316594617.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11100121202001 its reverse (10020212100111), we get a palindrome (21120333302112).

The spelling of 11100121202001 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, two hundred two thousand, one".