10023321132 has 96 divisors (see below), whose sum is σ = 28375280640. Its totient is φ = 3034532160.

The previous prime is 10023321107. The next prime is 10023321211. The reversal of 10023321132 is 23112332001.

It is a super-2 number, since 2×10023321132² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1513773 + ... + 1520379.

It is an arithmetic number, because the mean of its divisors is an integer number (295575840).

Almost surely, 2^10023321132 is an apocalyptic number.

10023321132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10023321132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14187640320).

10023321132 is an abundant number, since it is smaller than the sum of its proper divisors (18351959508).

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

10023321132 is a wasteful number, since it uses less digits than its factorization.

10023321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7908 (or 7900 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10023321132 its reverse (23112332001), we get a palindrome (33135653133).

The spelling of 10023321132 in words is "ten billion, twenty-three million, three hundred twenty-one thousand, one hundred thirty-two".