11000021121201 has 16 divisors (see below), whose sum is σ = 17747933238144. Its totient is φ = 5915977745664.

The previous prime is 11000021121181. The next prime is 11000021121209. The reversal of 11000021121201 is 10212112000011.

It is not a de Polignac number, because 11000021121201 - 2⁵ = 11000021121169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11000021121209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15406191690 + ... + 15406192403.

It is an arithmetic number, because the mean of its divisors is an integer number (1109245827384).

Almost surely, 2^{11000021121201} is an apocalyptic number.

It is an amenable number.

11000021121201 is a deficient number, since it is larger than the sum of its proper divisors (6747912116943).

11000021121201 is a wasteful number, since it uses less digits than its factorization.

11000021121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30812384120.

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

Adding to 11000021121201 its reverse (10212112000011), we get a palindrome (21212133121212).

The spelling of 11000021121201 in words is "eleven trillion, twenty-one million, one hundred twenty-one thousand, two hundred one".