20212220101011 has 8 divisors (see below), whose sum is σ = 27004514026944. Its totient is φ = 13447369787880.

The previous prime is 20212220100971. The next prime is 20212220101043. The reversal of 20212220101011 is 11010102221202.

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

It is not a de Polignac number, because 20212220101011 - 2¹¹ = 20212220098963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20212220111011) 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, 6860901481 + ... + 6860904426.

It is an arithmetic number, because the mean of its divisors is an integer number (3375564253368).

Almost surely, 2^{20212220101011} is an apocalyptic number.

20212220101011 is a deficient number, since it is larger than the sum of its proper divisors (6792293925933).

20212220101011 is a wasteful number, since it uses less digits than its factorization.

20212220101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721806401.

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

Adding to 20212220101011 its reverse (11010102221202), we get a palindrome (31222322322213).

The spelling of 20212220101011 in words is "twenty trillion, two hundred twelve billion, two hundred twenty million, one hundred one thousand, eleven".