21120202201011 has 8 divisors (see below), whose sum is σ = 28921357969104. Its totient is φ = 13699590616800.

The previous prime is 21120202200947. The next prime is 21120202201027. The reversal of 21120202201011 is 11010220202112.

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

It is not a de Polignac number, because 21120202201011 - 2⁶ = 21120202200947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21120202201411) 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, 95136045840 + ... + 95136046061.

It is an arithmetic number, because the mean of its divisors is an integer number (3615169746138).

Almost surely, 2^{21120202201011} is an apocalyptic number.

21120202201011 is a deficient number, since it is larger than the sum of its proper divisors (7801155768093).

21120202201011 is a wasteful number, since it uses less digits than its factorization.

21120202201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190272091941.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 21120202201011 its reverse (11010220202112), we get a palindrome (32130422403123).

The spelling of 21120202201011 in words is "twenty-one trillion, one hundred twenty billion, two hundred two million, two hundred one thousand, eleven".