142101133420 has 24 divisors (see below), whose sum is σ = 298539625104. Its totient is φ = 56816216256.

The previous prime is 142101133393. The next prime is 142101133439. The reversal of 142101133420 is 24331101241.

It is a junction number, because it is equal to n+sod(n) for n = 142101133391 and 142101133400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1466707 + ... + 1560586.

It is an arithmetic number, because the mean of its divisors is an integer number (12439151046).

Almost surely, 2^142101133420 is an apocalyptic number.

142101133420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142101133420 is an abundant number, since it is smaller than the sum of its proper divisors (156438491684).

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

142101133420 is a wasteful number, since it uses less digits than its factorization.

142101133420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029649 (or 3029647 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 142101133420 its reverse (24331101241), we get a palindrome (166432234661).

The spelling of 142101133420 in words is "one hundred forty-two billion, one hundred one million, one hundred thirty-three thousand, four hundred twenty".