2134202221 has 8 divisors (see below), whose sum is σ = 2172254400. Its totient is φ = 2096212800.

The previous prime is 2134202197. The next prime is 2134202263. The reversal of 2134202221 is 1222024312.

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

It is a cyclic number.

It is not a de Polignac number, because 2134202221 - 2⁷ = 2134202093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134202621) 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, 55800 + ... + 85918.

It is an arithmetic number, because the mean of its divisors is an integer number (271531800).

Almost surely, 2^2134202221 is an apocalyptic number.

It is an amenable number.

2134202221 is a deficient number, since it is larger than the sum of its proper divisors (38052179).

2134202221 is a wasteful number, since it uses less digits than its factorization.

2134202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31379.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2134202221 is about 46197.4265625262. The cubic root of 2134202221 is about 1287.4939269642.

Adding to 2134202221 its reverse (1222024312), we get a palindrome (3356226533).

The spelling of 2134202221 in words is "two billion, one hundred thirty-four million, two hundred two thousand, two hundred twenty-one".