11041221400 has 48 divisors (see below), whose sum is σ = 28004558040. Its totient is φ = 4014988800.

The previous prime is 11041221391. The next prime is 11041221437. The reversal of 11041221400 is 412214011.

It is a happy number.

It is a congruent number.

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, 2507169 + ... + 2511568.

Almost surely, 2^11041221400 is an apocalyptic number.

11041221400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11041221400 is an abundant number, since it is smaller than the sum of its proper divisors (16963336640).

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

11041221400 is a wasteful number, since it uses less digits than its factorization.

11041221400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018764 (or 5018755 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11041221400 its reverse (412214011), we get a palindrome (11453435411).

It can be divided in two parts, 1 and 1041221400, that added together give a palindrome (1041221401).

The spelling of 11041221400 in words is "eleven billion, forty-one million, two hundred twenty-one thousand, four hundred".