1340422240023 has 16 divisors (see below), whose sum is σ = 1987089481440. Its totient is φ = 893039386752.

The previous prime is 1340422240013. The next prime is 1340422240039. The reversal of 1340422240023 is 3200422240431.

1340422240023 is a `hidden beast` number, since 1 + 34 + 0 + 4 + 222 + 400 + 2 + 3 = 666.

It is not a de Polignac number, because 1340422240023 - 2¹⁷ = 1340422108951 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340422240013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15941736 + ... + 16025597.

It is an arithmetic number, because the mean of its divisors is an integer number (124193092590).

Almost surely, 2^{1340422240023} is an apocalyptic number.

1340422240023 is a deficient number, since it is larger than the sum of its proper divisors (646667241417).

1340422240023 is a wasteful number, since it uses less digits than its factorization.

1340422240023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31968895 (or 31968889 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 1340422240023 its reverse (3200422240431), we get a palindrome (4540844480454).

The spelling of 1340422240023 in words is "one trillion, three hundred forty billion, four hundred twenty-two million, two hundred forty thousand, twenty-three".