2520812102 has 16 divisors (see below), whose sum is σ = 3882740400. Its totient is φ = 1226712960.

The previous prime is 2520812101. The next prime is 2520812117. The reversal of 2520812102 is 2012180252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520812101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2327 + ... + 71042.

It is an arithmetic number, because the mean of its divisors is an integer number (242671275).

Almost surely, 2^2520812102 is an apocalyptic number.

2520812102 is a deficient number, since it is larger than the sum of its proper divisors (1361928298).

2520812102 is a wasteful number, since it uses less digits than its factorization.

2520812102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73831.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 2520812102 is about 50207.6896700097. The cubic root of 2520812102 is about 1360.9645878297.

Adding to 2520812102 its reverse (2012180252), we get a palindrome (4532992354).

The spelling of 2520812102 in words is "two billion, five hundred twenty million, eight hundred twelve thousand, one hundred two".