2142102302 has 4 divisors (see below), whose sum is σ = 3213153456. Its totient is φ = 1071051150.

The previous prime is 2142102299. The next prime is 2142102307. The reversal of 2142102302 is 2032012412.

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 (2142102307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535525574 + ... + 535525577.

It is an arithmetic number, because the mean of its divisors is an integer number (803288364).

Almost surely, 2^2142102302 is an apocalyptic number.

2142102302 is a deficient number, since it is larger than the sum of its proper divisors (1071051154).

2142102302 is a wasteful number, since it uses less digits than its factorization.

2142102302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071051153.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2142102302 is about 46282.8510573841. The cubic root of 2142102302 is about 1289.0805903916.

Adding to 2142102302 its reverse (2032012412), we get a palindrome (4174114714).

The spelling of 2142102302 in words is "two billion, one hundred forty-two million, one hundred two thousand, three hundred two".