21201122201119 has 32 divisors (see below), whose sum is σ = 25581497587200. Its totient is φ = 17164464071040.

The previous prime is 21201122201113. The next prime is 21201122201143. The reversal of 21201122201119 is 91110222110212.

It is a cyclic number.

It is not a de Polignac number, because 21201122201119 - 2¹¹ = 21201122199071 is a prime.

It is a super-2 number, since 2×21201122201119² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21201122201093 and 21201122201102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21201122201113) 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, 59338992 + ... + 59695210.

It is an arithmetic number, because the mean of its divisors is an integer number (799421799600).

Almost surely, 2^{21201122201119} is an apocalyptic number.

21201122201119 is a deficient number, since it is larger than the sum of its proper divisors (4380375386081).

21201122201119 is a wasteful number, since it uses less digits than its factorization.

21201122201119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357583.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 21201122201119 in words is "twenty-one trillion, two hundred one billion, one hundred twenty-two million, two hundred one thousand, one hundred nineteen".