2212210128 has 40 divisors (see below), whose sum is σ = 6015661600. Its totient is φ = 698592384.

The previous prime is 2212210123. The next prime is 2212210129. The reversal of 2212210128 is 8210122122.

2212210128 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212210123) 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, 1211923 + ... + 1213746.

It is an arithmetic number, because the mean of its divisors is an integer number (150391540).

Almost surely, 2^2212210128 is an apocalyptic number.

It is an amenable number.

2212210128 is an abundant number, since it is smaller than the sum of its proper divisors (3803451472).

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

2212210128 is a wasteful number, since it uses less digits than its factorization.

2212210128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425699 (or 2425693 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 2212210128 is about 47034.1379000402. The cubic root of 2212210128 is about 1302.9931285587.

The spelling of 2212210128 in words is "two billion, two hundred twelve million, two hundred ten thousand, one hundred twenty-eight".