11000120220021 has 8 divisors (see below), whose sum is σ = 14666892685984. Its totient is φ = 7333380617040.

The previous prime is 11000120220017. The next prime is 11000120220041. The reversal of 11000120220021 is 12002202100011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11000120220021 - 2² = 11000120220017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000120219979 and 11000120220006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000120220041) 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, 7423810 + ... + 8781411.

It is an arithmetic number, because the mean of its divisors is an integer number (1833361585748).

Almost surely, 2^{11000120220021} is an apocalyptic number.

It is an amenable number.

11000120220021 is a deficient number, since it is larger than the sum of its proper divisors (3666772465963).

11000120220021 is a wasteful number, since it uses less digits than its factorization.

11000120220021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16431491.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11000120220021 its reverse (12002202100011), we get a palindrome (23002322320032).

The spelling of 11000120220021 in words is "eleven trillion, one hundred twenty million, two hundred twenty thousand, twenty-one".