2111444024421 has 8 divisors (see below), whose sum is σ = 2815477106400. Its totient is φ = 1407520146032.

The previous prime is 2111444024411. The next prime is 2111444024471. The reversal of 2111444024421 is 1244204441112.

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

It is a cyclic number.

It is not a de Polignac number, because 2111444024421 - 2²² = 2111439830117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111444024411) 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, 27255771 + ... + 27333128.

It is an arithmetic number, because the mean of its divisors is an integer number (351934638300).

Almost surely, 2^{2111444024421} is an apocalyptic number.

It is an amenable number.

2111444024421 is a deficient number, since it is larger than the sum of its proper divisors (704033081979).

2111444024421 is a wasteful number, since it uses less digits than its factorization.

2111444024421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54601795.

The product of its (nonzero) digits is 8192, while the sum is 30.

Adding to 2111444024421 its reverse (1244204441112), we get a palindrome (3355648465533).

The spelling of 2111444024421 in words is "two trillion, one hundred eleven billion, four hundred forty-four million, twenty-four thousand, four hundred twenty-one".