2002203525 has 96 divisors (see below), whose sum is σ = 3939176448. Its totient is φ = 878342400.

The previous prime is 2002203503. The next prime is 2002203557. The reversal of 2002203525 is 5253022002.

It is not a de Polignac number, because 2002203525 - 2¹⁵ = 2002170757 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1307010 + ... + 1308540.

It is an arithmetic number, because the mean of its divisors is an integer number (41033088).

Almost surely, 2^2002203525 is an apocalyptic number.

2002203525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2002203525 is a deficient number, since it is larger than the sum of its proper divisors (1936972923).

2002203525 is a wasteful number, since it uses less digits than its factorization.

2002203525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2002203525 is about 44745.9889263831. The cubic root of 2002203525 is about 1260.3835913214.

Adding to 2002203525 its reverse (5253022002), we get a palindrome (7255225527).

The spelling of 2002203525 in words is "two billion, two million, two hundred three thousand, five hundred twenty-five".