2122700544 has 216 divisors, whose sum is σ = 6548828832. Its totient is φ = 659619840.

The previous prime is 2122700513. The next prime is 2122700549. The reversal of 2122700544 is 4450072212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122700549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2172184 + ... + 2173160.

It is an arithmetic number, because the mean of its divisors is an integer number (30318652).

Almost surely, 2^2122700544 is an apocalyptic number.

2122700544 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 2122700544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3274414416).

2122700544 is an abundant number, since it is smaller than the sum of its proper divisors (4426128288).

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

2122700544 is a wasteful number, since it uses less digits than its factorization.

2122700544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1046 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 2122700544 is about 46072.7744334981. The cubic root of 2122700544 is about 1285.1768986378.

Adding to 2122700544 its reverse (4450072212), we get a palindrome (6572772756).

The spelling of 2122700544 in words is "two billion, one hundred twenty-two million, seven hundred thousand, five hundred forty-four".