20150002323 has 12 divisors (see below), whose sum is σ = 31751518968. Its totient is φ = 12212122560.

The previous prime is 20150002321. The next prime is 20150002331. The reversal of 20150002323 is 32320005102.

It is not a de Polignac number, because 20150002323 - 2¹ = 20150002321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20150002296 and 20150002305.

It is not an unprimeable number, because it can be changed into a prime (20150002321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101767590 + ... + 101767787.

It is an arithmetic number, because the mean of its divisors is an integer number (2645959914).

Almost surely, 2^20150002323 is an apocalyptic number.

20150002323 is a deficient number, since it is larger than the sum of its proper divisors (11601516645).

20150002323 is a wasteful number, since it uses less digits than its factorization.

20150002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203535394 (or 203535391 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

Adding to 20150002323 its reverse (32320005102), we get a palindrome (52470007425).

The spelling of 20150002323 in words is "twenty billion, one hundred fifty million, two thousand, three hundred twenty-three".