20326383112 has 128 divisors (see below), whose sum is σ = 45642009600. Its totient is φ = 8306097408.

The previous prime is 20326383107. The next prime is 20326383173. The reversal of 20326383112 is 21138362302.

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 31 ways as a sum of consecutive naturals, for example, 24578043 + ... + 24578869.

It is an arithmetic number, because the mean of its divisors is an integer number (356578200).

Almost surely, 2^20326383112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20326383112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22821004800).

20326383112 is an abundant number, since it is smaller than the sum of its proper divisors (25315626488).

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

20326383112 is a wasteful number, since it uses less digits than its factorization.

20326383112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 20326383112 in words is "twenty billion, three hundred twenty-six million, three hundred eighty-three thousand, one hundred twelve".