2143245101 has 8 divisors (see below), whose sum is σ = 2158228800. Its totient is φ = 2128287328.

The previous prime is 2143245089. The next prime is 2143245113. The reversal of 2143245101 is 1015423412.

It is an interprime number because it is at equal distance from previous prime (2143245089) and next prime (2143245113).

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 2143245101 - 2³⁰ = 1069503277 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 (2143245701) 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, 177350 + ... + 189048.

It is an arithmetic number, because the mean of its divisors is an integer number (269778600).

Almost surely, 2^2143245101 is an apocalyptic number.

It is an amenable number.

2143245101 is a deficient number, since it is larger than the sum of its proper divisors (14983699).

2143245101 is a wasteful number, since it uses less digits than its factorization.

2143245101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12963.

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

The square root of 2143245101 is about 46295.1952258547. The cubic root of 2143245101 is about 1289.3097886130.

Adding to 2143245101 its reverse (1015423412), we get a palindrome (3158668513).

The spelling of 2143245101 in words is "two billion, one hundred forty-three million, two hundred forty-five thousand, one hundred one".