20132002 has 16 divisors (see below), whose sum is σ = 33048000. Its totient is φ = 9121840.

The previous prime is 20131999. The next prime is 20132009. The reversal of 20132002 is 20023102.

It is a self number, because there is not a number n which added to its sum of digits gives 20132002.

It is not an unprimeable number, because it can be changed into a prime (20132009) 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, 6624 + ... + 9172.

It is an arithmetic number, because the mean of its divisors is an integer number (2065500).

Almost surely, 2^20132002 is an apocalyptic number.

20132002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20132002 is a deficient number, since it is larger than the sum of its proper divisors (12915998).

20132002 is a wasteful number, since it uses less digits than its factorization.

20132002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 20132002 is about 4486.8699557709. The cubic root of 20132002 is about 272.0376335616.

Adding to 20132002 its reverse (20023102), we get a palindrome (40155104).

Subtracting from 20132002 its reverse (20023102), we obtain a square (108900 = 330²).

The spelling of 20132002 in words is "twenty million, one hundred thirty-two thousand, two".