1224201807400 has 96 divisors (see below), whose sum is σ = 3343868791200. Its totient is φ = 410920876800.

The previous prime is 1224201807331. The next prime is 1224201807401. The reversal of 1224201807400 is 47081024221.

It is not an unprimeable number, because it can be changed into a prime (1224201807401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21373530 + ... + 21430729.

It is an arithmetic number, because the mean of its divisors is an integer number (34831966575).

Almost surely, 2^{1224201807400} is an apocalyptic number.

1224201807400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224201807400 is an abundant number, since it is smaller than the sum of its proper divisors (2119666983800).

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

1224201807400 is a wasteful number, since it uses less digits than its factorization.

1224201807400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42804299 (or 42804290 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 31.

The spelling of 1224201807400 in words is "one trillion, two hundred twenty-four billion, two hundred one million, eight hundred seven thousand, four hundred".