11201121021010 has 16 divisors (see below), whose sum is σ = 20162597118336. Its totient is φ = 4480319679408.

The previous prime is 11201121021007. The next prime is 11201121021043. The reversal of 11201121021010 is 1012012110211.

It is a happy number.

It is a super-4 number, since 4×11201121021010⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15725274 + ... + 16422133.

It is an arithmetic number, because the mean of its divisors is an integer number (1260162319896).

Almost surely, 2^{11201121021010} is an apocalyptic number.

11201121021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11201121021010 is a deficient number, since it is larger than the sum of its proper divisors (8961476097326).

11201121021010 is a wasteful number, since it uses less digits than its factorization.

11201121021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32182257.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11201121021010 its reverse (1012012110211), we get a palindrome (12213133131221).

The spelling of 11201121021010 in words is "eleven trillion, two hundred one billion, one hundred twenty-one million, twenty-one thousand, ten".