1340211424420 has 24 divisors (see below), whose sum is σ = 3070302536448. Its totient is φ = 487349608800.

The previous prime is 1340211424411. The next prime is 1340211424423. The reversal of 1340211424420 is 244241120431.

It is not an unprimeable number, because it can be changed into a prime (1340211424423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045934836 + ... + 3045935275.

It is an arithmetic number, because the mean of its divisors is an integer number (127929272352).

Almost surely, 2^{1340211424420} is an apocalyptic number.

1340211424420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340211424420 is an abundant number, since it is smaller than the sum of its proper divisors (1730091112028).

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

1340211424420 is a wasteful number, since it uses less digits than its factorization.

1340211424420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6091870131 (or 6091870129 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1340211424420 its reverse (244241120431), we get a palindrome (1584452544851).

The spelling of 1340211424420 in words is "one trillion, three hundred forty billion, two hundred eleven million, four hundred twenty-four thousand, four hundred twenty".