142002441320 has 32 divisors (see below), whose sum is σ = 319516681320. Its totient is φ = 56798987520.

The previous prime is 142002441271. The next prime is 142002441323. The reversal of 142002441320 is 23144200241.

It can be written as a sum of positive squares in 4 ways, for example, as 125283434116 + 16719007204 = 353954^2 + 129302^2 .

It is not an unprimeable number, because it can be changed into a prime (142002441323) 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, 1738190 + ... + 1818050.

Almost surely, 2^142002441320 is an apocalyptic number.

142002441320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142002441320 is an abundant number, since it is smaller than the sum of its proper divisors (177514240000).

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

142002441320 is a wasteful number, since it uses less digits than its factorization.

142002441320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124325 (or 124321 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 142002441320 its reverse (23144200241), we get a palindrome (165146641561).

The spelling of 142002441320 in words is "one hundred forty-two billion, two million, four hundred forty-one thousand, three hundred twenty".