1340044212120 has 64 divisors (see below), whose sum is σ = 4023247069440. Its totient is φ = 357068284800.

The previous prime is 1340044212097. The next prime is 1340044212187. The reversal of 1340044212120 is 212124400431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4170036 + ... + 4479875.

It is an arithmetic number, because the mean of its divisors is an integer number (62863235460).

Almost surely, 2^{1340044212120} is an apocalyptic number.

1340044212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340044212120 is an abundant number, since it is smaller than the sum of its proper divisors (2683202857320).

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

1340044212120 is a wasteful number, since it uses less digits than its factorization.

1340044212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8651216 (or 8651212 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1340044212120 its reverse (212124400431), we get a palindrome (1552168612551).

The spelling of 1340044212120 in words is "one trillion, three hundred forty billion, forty-four million, two hundred twelve thousand, one hundred twenty".