2141922128 has 20 divisors (see below), whose sum is σ = 4152049728. Its totient is φ = 1070425440.

The previous prime is 2141922109. The next prime is 2141922131. The reversal of 2141922128 is 8212291412.

It is a junction number, because it is equal to n+sod(n) for n = 2141922094 and 2141922103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563 + ... + 65453.

Almost surely, 2^2141922128 is an apocalyptic number.

It is an amenable number.

2141922128 is a deficient number, since it is larger than the sum of its proper divisors (2010127600).

2141922128 is a wasteful number, since it uses less digits than its factorization.

2141922128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66962 (or 66956 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 2141922128 is about 46280.9045719722. The cubic root of 2141922128 is about 1289.0444474993.

The spelling of 2141922128 in words is "two billion, one hundred forty-one million, nine hundred twenty-two thousand, one hundred twenty-eight".