10121232 has 80 divisors (see below), whose sum is σ = 29551680. Its totient is φ = 2956800.

The previous prime is 10121183. The next prime is 10121233. The reversal of 10121232 is 23212101.

10121232 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (10121233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14982 + ... + 15642.

It is an arithmetic number, because the mean of its divisors is an integer number (369396).

Almost surely, 2^10121232 is an apocalyptic number.

10121232 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 10121232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14775840).

10121232 is an abundant number, since it is smaller than the sum of its proper divisors (19430448).

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

10121232 is a wasteful number, since it uses less digits than its factorization.

10121232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 10121232 is about 3181.3883761653. The cubic root of 10121232 is about 216.3105956910.

Adding to 10121232 its reverse (23212101), we get a palindrome (33333333).

The spelling of 10121232 in words is "ten million, one hundred twenty-one thousand, two hundred thirty-two".