11126220400 has 30 divisors (see below), whose sum is σ = 26730745472. Its totient is φ = 4450488000.

The previous prime is 11126220349. The next prime is 11126220421. The reversal of 11126220400 is 402262111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13907376 + ... + 13908175.

Almost surely, 2^11126220400 is an apocalyptic number.

11126220400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11126220400 is an abundant number, since it is smaller than the sum of its proper divisors (15604525072).

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

11126220400 is a wasteful number, since it uses less digits than its factorization.

11126220400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27815569 (or 27815558 counting only the distinct ones).

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

Adding to 11126220400 its reverse (402262111), we get a palindrome (11528482511).

The spelling of 11126220400 in words is "eleven billion, one hundred twenty-six million, two hundred twenty thousand, four hundred".