2102147270 has 16 divisors (see below), whose sum is σ = 3983016240. Its totient is φ = 796603104.

The previous prime is 2102147263. The next prime is 2102147303. The reversal of 2102147270 is 727412012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5531777 + ... + 5532156.

It is an arithmetic number, because the mean of its divisors is an integer number (248938515).

Almost surely, 2^2102147270 is an apocalyptic number.

2102147270 is a deficient number, since it is larger than the sum of its proper divisors (1880868970).

2102147270 is a wasteful number, since it uses less digits than its factorization.

2102147270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11063959.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 2102147270 is about 45849.1796000757. The cubic root of 2102147270 is about 1281.0154844384.

Adding to 2102147270 its reverse (727412012), we get a palindrome (2829559282).

The spelling of 2102147270 in words is "two billion, one hundred two million, one hundred forty-seven thousand, two hundred seventy".