2999021228 has 12 divisors (see below), whose sum is σ = 5998042512. Its totient is φ = 1285294800.

The previous prime is 2999021213. The next prime is 2999021269. The reversal of 2999021228 is 8221209992.

2999021228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2999021228 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53553923 + ... + 53553978.

It is an arithmetic number, because the mean of its divisors is an integer number (499836876).

Almost surely, 2^2999021228 is an apocalyptic number.

2999021228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2999021228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2999021228 is a wasteful number, since it uses less digits than its factorization.

2999021228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107107912 (or 107107910 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 2999021228 is about 54763.3200965756. The cubic root of 2999021228 is about 1442.0927050804.

The spelling of 2999021228 in words is "two billion, nine hundred ninety-nine million, twenty-one thousand, two hundred twenty-eight".