21022201113 has 16 divisors (see below), whose sum is σ = 28089625536. Its totient is φ = 13984819200.

The previous prime is 21022201111. The next prime is 21022201153. The reversal of 21022201113 is 31110222012.

It is not a de Polignac number, because 21022201113 - 2¹ = 21022201111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21022201092 and 21022201101.

It is not an unprimeable number, because it can be changed into a prime (21022201111) 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, 4376313 + ... + 4381113.

It is an arithmetic number, because the mean of its divisors is an integer number (1755601596).

Almost surely, 2^21022201113 is an apocalyptic number.

It is an amenable number.

21022201113 is a deficient number, since it is larger than the sum of its proper divisors (7067424423).

21022201113 is a wasteful number, since it uses less digits than its factorization.

21022201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7624.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 21022201113 its reverse (31110222012), we get a palindrome (52132423125).

The spelling of 21022201113 in words is "twenty-one billion, twenty-two million, two hundred one thousand, one hundred thirteen".