11202121020011 has 8 divisors (see below), whose sum is σ = 11565529842048. Its totient is φ = 10838840328000.

The previous prime is 11202121019989. The next prime is 11202121020037. The reversal of 11202121020011 is 11002012120211.

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 11202121020011 - 2³⁴ = 11184941150827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11202121020091) 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, 31854800 + ... + 32204541.

It is an arithmetic number, because the mean of its divisors is an integer number (1445691230256).

Almost surely, 2^{11202121020011} is an apocalyptic number.

11202121020011 is a deficient number, since it is larger than the sum of its proper divisors (363408822037).

11202121020011 is an equidigital number, since it uses as much as digits as its factorization.

11202121020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64065013.

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

Adding to 11202121020011 its reverse (11002012120211), we get a palindrome (22204133140222).

The spelling of 11202121020011 in words is "eleven trillion, two hundred two billion, one hundred twenty-one million, twenty thousand, eleven".