2125513002 has 16 divisors (see below), whose sum is σ = 4251683520. Its totient is φ = 708394752.

The previous prime is 2125513001. The next prime is 2125513003. The reversal of 2125513002 is 2003155212.

It is an interprime number because it is at equal distance from previous prime (2125513001) and next prime (2125513003).

It is a self number, because there is not a number n which added to its sum of digits gives 2125513002.

It is not an unprimeable number, because it can be changed into a prime (2125513001) 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, 21283 + ... + 68585.

It is an arithmetic number, because the mean of its divisors is an integer number (265730220).

Almost surely, 2^2125513002 is an apocalyptic number.

2125513002 is an abundant number, since it is smaller than the sum of its proper divisors (2126170518).

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

2125513002 is a wasteful number, since it uses less digits than its factorization.

2125513002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54797.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 2125513002 is about 46103.2862386186. The cubic root of 2125513002 is about 1285.7442436794.

Adding to 2125513002 its reverse (2003155212), we get a palindrome (4128668214).

The spelling of 2125513002 in words is "two billion, one hundred twenty-five million, five hundred thirteen thousand, two".