11413221400 has 96 divisors (see below), whose sum is σ = 30898959840. Its totient is φ = 3839247360.

The previous prime is 11413221389. The next prime is 11413221461. The reversal of 11413221400 is 412231411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2709 + ... + 151108.

It is an arithmetic number, because the mean of its divisors is an integer number (321864165).

Almost surely, 2^11413221400 is an apocalyptic number.

11413221400 is a gapful number since it is divisible by the number (10) 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 11413221400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15449479920).

11413221400 is an abundant number, since it is smaller than the sum of its proper divisors (19485738440).

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

11413221400 is a wasteful number, since it uses less digits than its factorization.

11413221400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153893 (or 153884 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11413221400 its reverse (412231411), we get a palindrome (11825452811).

The spelling of 11413221400 in words is "eleven billion, four hundred thirteen million, two hundred twenty-one thousand, four hundred".