142132321340 has 12 divisors (see below), whose sum is σ = 298477874856. Its totient is φ = 56852928528.

The previous prime is 142132321339. The next prime is 142132321393. The reversal of 142132321340 is 43123231241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3553308014 + ... + 3553308053.

It is an arithmetic number, because the mean of its divisors is an integer number (24873156238).

Almost surely, 2^142132321340 is an apocalyptic number.

142132321340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142132321340 is an abundant number, since it is smaller than the sum of its proper divisors (156345553516).

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

142132321340 is a wasteful number, since it uses less digits than its factorization.

142132321340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7106616076 (or 7106616074 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 142132321340 its reverse (43123231241), we get a palindrome (185255552581).

Subtracting from 142132321340 its reverse (43123231241), we obtain a palindrome (99009090099).

The spelling of 142132321340 in words is "one hundred forty-two billion, one hundred thirty-two million, three hundred twenty-one thousand, three hundred forty".