1227267340000 has 120 divisors (see below), whose sum is σ = 3251513338920. Its totient is φ = 453144768000.

The previous prime is 1227267339997. The next prime is 1227267340009. The reversal of 1227267340000 is 437627221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1227267340009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2100130 + ... + 2620129.

It is an arithmetic number, because the mean of its divisors is an integer number (27095944491).

Almost surely, 2^{1227267340000} is an apocalyptic number.

1227267340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1227267340000 is an abundant number, since it is smaller than the sum of its proper divisors (2024245998920).

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

1227267340000 is an equidigital number, since it uses as much as digits as its factorization.

1227267340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4720302 (or 4720279 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The spelling of 1227267340000 in words is "one trillion, two hundred twenty-seven billion, two hundred sixty-seven million, three hundred forty thousand".