1232100 has 81 divisors (see below), whose sum is σ = 3969147. Its totient is φ = 319680.

The previous prime is 1232089. The next prime is 1232171. The reversal of 1232100 is 12321.

It is a happy number.

The square root of 1232100 is 1110.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 116964 + 1115136 = 342^2 + 1056^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 33282 + ... + 33318.

2^1232100 is an apocalyptic number.

1232100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1232100 is the 1110-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1232100

1232100 is an abundant number, since it is smaller than the sum of its proper divisors (2737047).

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

1232100 is a wasteful number, since it uses less digits than its factorization.

1232100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The cubic root of 1232100 is about 107.2050686324.

Adding to 1232100 its reverse (12321), we get a palindrome (1244421).

Multiplying 1232100 by its reverse (12321), we get a square (15180704100 = 123210²).

1232100 divided by its reverse (12321) gives a square (100 = 10²).

The spelling of 1232100 in words is "one million, two hundred thirty-two thousand, one hundred".