12260100 has 36 divisors (see below), whose sum is σ = 35473424. Its totient is φ = 3269280.

The previous prime is 12260093. The next prime is 12260123. The reversal of 12260100 is 106221.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20134 + ... + 20733.

Almost surely, 2^12260100 is an apocalyptic number.

12260100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12260100 is an abundant number, since it is smaller than the sum of its proper divisors (23213324).

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

12260100 is a wasteful number, since it uses less digits than its factorization.

12260100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40884 (or 40877 counting only the distinct ones).

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

The square root of 12260100 is about 3501.4425598601. The cubic root of 12260100 is about 230.5851514939.

Adding to 12260100 its reverse (106221), we get a palindrome (12366321).

The spelling of 12260100 in words is "twelve million, two hundred sixty thousand, one hundred".