2001132502 has 16 divisors (see below), whose sum is σ = 3044547072. Its totient is φ = 986299200.

The previous prime is 2001132499. The next prime is 2001132517. The reversal of 2001132502 is 2052311002.

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, 389752 + ... + 394852.

It is an arithmetic number, because the mean of its divisors is an integer number (190284192).

Almost surely, 2^2001132502 is an apocalyptic number.

2001132502 is a deficient number, since it is larger than the sum of its proper divisors (1043414570).

2001132502 is a wasteful number, since it uses less digits than its factorization.

2001132502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7863.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2001132502 is about 44734.0195153532. The cubic root of 2001132502 is about 1260.1588155403.

Adding to 2001132502 its reverse (2052311002), we get a palindrome (4053443504).

The spelling of 2001132502 in words is "two billion, one million, one hundred thirty-two thousand, five hundred two".