1133218812400 has 60 divisors (see below), whose sum is σ = 2722897269304. Its totient is φ = 453231072000.

The previous prime is 1133218812379. The next prime is 1133218812409. The reversal of 1133218812400 is 42188123311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133218812409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3116095 + ... + 3460705.

Almost surely, 2^{1133218812400} is an apocalyptic number.

1133218812400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133218812400 is an abundant number, since it is smaller than the sum of its proper divisors (1589678456904).

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

1133218812400 is a wasteful number, since it uses less digits than its factorization.

1133218812400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352850 (or 352839 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 1133218812400 in words is "one trillion, one hundred thirty-three billion, two hundred eighteen million, eight hundred twelve thousand, four hundred".