2132420242340 has 48 divisors (see below), whose sum is σ = 4673078500608. Its totient is φ = 815830713984.

The previous prime is 2132420242339. The next prime is 2132420242349. The reversal of 2132420242340 is 432420242312.

It is not an unprimeable number, because it can be changed into a prime (2132420242349) 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, 7539929 + ... + 7817631.

It is an arithmetic number, because the mean of its divisors is an integer number (97355802096).

Almost surely, 2^{2132420242340} is an apocalyptic number.

2132420242340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2132420242340 is an abundant number, since it is smaller than the sum of its proper divisors (2540658258268).

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

2132420242340 is a wasteful number, since it uses less digits than its factorization.

2132420242340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294428 (or 294426 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2132420242340 its reverse (432420242312), we get a palindrome (2564840484652).

The spelling of 2132420242340 in words is "two trillion, one hundred thirty-two billion, four hundred twenty million, two hundred forty-two thousand, three hundred forty".