142001421132 has 96 divisors (see below), whose sum is σ = 342384134400. Its totient is φ = 45783124992.

The previous prime is 142001421119. The next prime is 142001421173. The reversal of 142001421132 is 231124100241.

It is a super-3 number, since 3×142001421132³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 142001421099 and 142001421108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67974744 + ... + 67976832.

It is an arithmetic number, because the mean of its divisors is an integer number (3566501400).

Almost surely, 2^142001421132 is an apocalyptic number.

142001421132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142001421132 is an abundant number, since it is smaller than the sum of its proper divisors (200382713268).

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

142001421132 is a wasteful number, since it uses less digits than its factorization.

142001421132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655 (or 3653 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 142001421132 its reverse (231124100241), we get a palindrome (373125521373).

The spelling of 142001421132 in words is "one hundred forty-two billion, one million, four hundred twenty-one thousand, one hundred thirty-two".