21301120222011 has 32 divisors (see below), whose sum is σ = 38186882196480. Its totient is φ = 11456064655488.

The previous prime is 21301120222009. The next prime is 21301120222037. The reversal of 21301120222011 is 11022202110312.

21301120222011 is a `hidden beast` number, since 21 + 301 + 120 + 2 + 220 + 1 + 1 = 666.

It is not a de Polignac number, because 21301120222011 - 2¹ = 21301120222009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21301120222211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3314830311 + ... + 3314836736.

It is an arithmetic number, because the mean of its divisors is an integer number (1193340068640).

Almost surely, 2^{21301120222011} is an apocalyptic number.

21301120222011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

21301120222011 is a deficient number, since it is larger than the sum of its proper divisors (16885761974469).

21301120222011 is a wasteful number, since it uses less digits than its factorization.

21301120222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6629667080 (or 6629667074 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 21301120222011 its reverse (11022202110312), we get a palindrome (32323322332323).

The spelling of 21301120222011 in words is "twenty-one trillion, three hundred one billion, one hundred twenty million, two hundred twenty-two thousand, eleven".