1224134120000 has 140 divisors (see below), whose sum is σ = 3311406398256. Its totient is φ = 445139520000.

The previous prime is 1224134119993. The next prime is 1224134120057. The reversal of 1224134120000 is 214314221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 951062 + ... + 1831061.

Almost surely, 2^{1224134120000} is an apocalyptic number.

1224134120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224134120000 is an abundant number, since it is smaller than the sum of its proper divisors (2087272278256).

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

1224134120000 is an equidigital number, since it uses as much as digits as its factorization.

1224134120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782166 (or 2782141 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1224134120000 its reverse (214314221), we get a palindrome (1224348434221).

The spelling of 1224134120000 in words is "one trillion, two hundred twenty-four billion, one hundred thirty-four million, one hundred twenty thousand".