2122132154 has 16 divisors (see below), whose sum is σ = 3377126400. Its totient is φ = 997303104.

The previous prime is 2122132057. The next prime is 2122132183. The reversal of 2122132154 is 4512312212.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215039 + ... + 224690.

It is an arithmetic number, because the mean of its divisors is an integer number (211070400).

Almost surely, 2^2122132154 is an apocalyptic number.

2122132154 is a deficient number, since it is larger than the sum of its proper divisors (1254994246).

2122132154 is a wasteful number, since it uses less digits than its factorization.

2122132154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439877.

The product of its digits is 960, while the sum is 23.

The square root of 2122132154 is about 46066.6056270700. The cubic root of 2122132154 is about 1285.0621789067.

Adding to 2122132154 its reverse (4512312212), we get a palindrome (6634444366).

The spelling of 2122132154 in words is "two billion, one hundred twenty-two million, one hundred thirty-two thousand, one hundred fifty-four".