2124422311021 has 8 divisors (see below), whose sum is σ = 2125785441024. Its totient is φ = 2123059406160.

The previous prime is 2124422311013. The next prime is 2124422311057. The reversal of 2124422311021 is 1201132244212.

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 2124422311021 - 2³ = 2124422311013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124420311021) 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, 21404316 + ... + 21503338.

It is an arithmetic number, because the mean of its divisors is an integer number (265723180128).

Almost surely, 2^{2124422311021} is an apocalyptic number.

It is an amenable number.

2124422311021 is a deficient number, since it is larger than the sum of its proper divisors (1363130003).

2124422311021 is a wasteful number, since it uses less digits than its factorization.

2124422311021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112571.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2124422311021 its reverse (1201132244212), we get a palindrome (3325554555233).

The spelling of 2124422311021 in words is "two trillion, one hundred twenty-four billion, four hundred twenty-two million, three hundred eleven thousand, twenty-one".