2102314242 has 32 divisors (see below), whose sum is σ = 5058201600. Its totient is φ = 569047248.

The previous prime is 2102314217. The next prime is 2102314243. The reversal of 2102314242 is 2424132012.

It is a super-4 number, since 4×2102314242⁴ (a number of 38 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2102314243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316442 + ... + 1318037.

It is an arithmetic number, because the mean of its divisors is an integer number (158068800).

Almost surely, 2^2102314242 is an apocalyptic number.

2102314242 is an abundant number, since it is smaller than the sum of its proper divisors (2955887358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102314242 is a wasteful number, since it uses less digits than its factorization.

2102314242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634510.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2102314242 is about 45851.0004471004. Note that the first 3 decimals coincide. The cubic root of 2102314242 is about 1281.0494002440.

Adding to 2102314242 its reverse (2424132012), we get a palindrome (4526446254).

The spelling of 2102314242 in words is "two billion, one hundred two million, three hundred fourteen thousand, two hundred forty-two".