2122015104 has 128 divisors (see below), whose sum is σ = 6832368000. Its totient is φ = 643023360.

The previous prime is 2122015087. The next prime is 2122015111. The reversal of 2122015104 is 4015102212.

2122015104 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10107 + ... + 65925.

It is an arithmetic number, because the mean of its divisors is an integer number (53377875).

Almost surely, 2^2122015104 is an apocalyptic number.

2122015104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122015104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3416184000).

2122015104 is an abundant number, since it is smaller than the sum of its proper divisors (4710352896).

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

2122015104 is a wasteful number, since it uses less digits than its factorization.

2122015104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55853 (or 55835 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2122015104 is about 46065.3351664785. The cubic root of 2122015104 is about 1285.0385518369.

Adding to 2122015104 its reverse (4015102212), we get a palindrome (6137117316).

The spelling of 2122015104 in words is "two billion, one hundred twenty-two million, fifteen thousand, one hundred four".