2134144221 has 8 divisors (see below), whose sum is σ = 3104209824. Its totient is φ = 1293420720.

The previous prime is 2134144193. The next prime is 2134144267. The reversal of 2134144221 is 1224414312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2134144221 - 2⁵ = 2134144189 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2134144191 and 2134144200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134144121) 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, 32335486 + ... + 32335551.

It is an arithmetic number, because the mean of its divisors is an integer number (388026228).

Almost surely, 2^2134144221 is an apocalyptic number.

It is an amenable number.

2134144221 is a deficient number, since it is larger than the sum of its proper divisors (970065603).

2134144221 is a wasteful number, since it uses less digits than its factorization.

2134144221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64671051.

The product of its digits is 1536, while the sum is 24.

The square root of 2134144221 is about 46196.7988176670. The cubic root of 2134144221 is about 1287.4822636951.

Adding to 2134144221 its reverse (1224414312), we get a palindrome (3358558533).

The spelling of 2134144221 in words is "two billion, one hundred thirty-four million, one hundred forty-four thousand, two hundred twenty-one".