20123032323510 has 48 divisors (see below), whose sum is σ = 52326704536704. Its totient is φ = 5365442414976.

The previous prime is 20123032323473. The next prime is 20123032323539. The reversal of 20123032323510 is 1532323032102.

It is a happy number.

20123032323510 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 303 + 2 + 3 + 2 + 351 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13879302 + ... + 15260441.

It is an arithmetic number, because the mean of its divisors is an integer number (1090139677848).

Almost surely, 2^{20123032323510} is an apocalyptic number.

20123032323510 is an abundant number, since it is smaller than the sum of its proper divisors (32203672213194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20123032323510 is a wasteful number, since it uses less digits than its factorization.

20123032323510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29147429 (or 29147426 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 20123032323510 its reverse (1532323032102), we get a palindrome (21655355355612).

The spelling of 20123032323510 in words is "twenty trillion, one hundred twenty-three billion, thirty-two million, three hundred twenty-three thousand, five hundred ten".