2122328384838 has 144 divisors (see below), whose sum is σ = 4903676771136. Its totient is φ = 688497168240.

The previous prime is 2122328384833. The next prime is 2122328384843. The reversal of 2122328384838 is 8384838232212.

2122328384838 is a `hidden beast` number, since 2 + 1 + 223 + 2 + 8 + 384 + 8 + 38 = 666.

It is an interprime number because it is at equal distance from previous prime (2122328384833) and next prime (2122328384843).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122328384833) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 159674973 + ... + 159688263.

Almost surely, 2^{2122328384838} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122328384838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451838385568).

2122328384838 is an abundant number, since it is smaller than the sum of its proper divisors (2781348386298).

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

2122328384838 is an equidigital number, since it uses as much as digits as its factorization.

2122328384838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13643 (or 13622 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 54.

The spelling of 2122328384838 in words is "two trillion, one hundred twenty-two billion, three hundred twenty-eight million, three hundred eighty-four thousand, eight hundred thirty-eight".