23211421202106 has 48 divisors (see below), whose sum is σ = 51125701281408. Its totient is φ = 7609802940000.

The previous prime is 23211421202087. The next prime is 23211421202111. The reversal of 23211421202106 is 60120212411232.

23211421202106 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 1 + 421 + 20 + 210 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 23211421202106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42002166 + ... + 42551201.

It is an arithmetic number, because the mean of its divisors is an integer number (1065118776696).

Almost surely, 2^{23211421202106} is an apocalyptic number.

23211421202106 is an abundant number, since it is smaller than the sum of its proper divisors (27914280079302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23211421202106 is a wasteful number, since it uses less digits than its factorization.

23211421202106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84553627 (or 84553624 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 23211421202106 its reverse (60120212411232), we get a palindrome (83331633613338).

The spelling of 23211421202106 in words is "twenty-three trillion, two hundred eleven billion, four hundred twenty-one million, two hundred two thousand, one hundred six".