20150243332 has 24 divisors (see below), whose sum is σ = 35884346400. Its totient is φ = 9897799296.

The previous prime is 20150243237. The next prime is 20150243339. The reversal of 20150243332 is 23334205102.

It is a junction number, because it is equal to n+sod(n) for n = 20150243297 and 20150243306.

It is not an unprimeable number, because it can be changed into a prime (20150243339) 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, 339019 + ... + 393997.

It is an arithmetic number, because the mean of its divisors is an integer number (1495181100).

Almost surely, 2^20150243332 is an apocalyptic number.

It is an amenable number.

20150243332 is a deficient number, since it is larger than the sum of its proper divisors (15734103068).

20150243332 is a wasteful number, since it uses less digits than its factorization.

20150243332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56595 (or 56593 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 20150243332 its reverse (23334205102), we get a palindrome (43484448434).

The spelling of 20150243332 in words is "twenty billion, one hundred fifty million, two hundred forty-three thousand, three hundred thirty-two".