20302132311332 has 6 divisors (see below), whose sum is σ = 35528731544838. Its totient is φ = 10151066155664.

The previous prime is 20302132311301. The next prime is 20302132311347. The reversal of 20302132311332 is 23311323120302.

It can be written as a sum of positive squares in only one way, i.e., 19701311995456 + 600820315876 = 4438616^2 + 775126^2 .

It is a super-2 number, since 2×20302132311332² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2537766538913 + ... + 2537766538920.

It is an arithmetic number, because the mean of its divisors is an integer number (5921455257473).

Almost surely, 2^{20302132311332} is an apocalyptic number.

It is an amenable number.

20302132311332 is a deficient number, since it is larger than the sum of its proper divisors (15226599233506).

20302132311332 is a wasteful number, since it uses less digits than its factorization.

20302132311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5075533077837 (or 5075533077835 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20302132311332 its reverse (23311323120302), we get a palindrome (43613455431634).

The spelling of 20302132311332 in words is "twenty trillion, three hundred two billion, one hundred thirty-two million, three hundred eleven thousand, three hundred thirty-two".