2221202134 has 4 divisors (see below), whose sum is σ = 3331803204. Its totient is φ = 1110601066.

The previous prime is 2221202131. The next prime is 2221202143. The reversal of 2221202134 is 4312021222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221202131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555300532 + ... + 555300535.

It is an arithmetic number, because the mean of its divisors is an integer number (832950801).

Almost surely, 2^2221202134 is an apocalyptic number.

2221202134 is a deficient number, since it is larger than the sum of its proper divisors (1110601070).

2221202134 is a wasteful number, since it uses less digits than its factorization.

2221202134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110601069.

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

The square root of 2221202134 is about 47129.6311676635. The cubic root of 2221202134 is about 1304.7561743102.

Adding to 2221202134 its reverse (4312021222), we get a palindrome (6533223356).

The spelling of 2221202134 in words is "two billion, two hundred twenty-one million, two hundred two thousand, one hundred thirty-four".