142003001100 has 36 divisors (see below), whose sum is σ = 410862017384. Its totient is φ = 37867466880.

The previous prime is 142003001089. The next prime is 142003001117. The reversal of 142003001100 is 1100300241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236671369 + ... + 236671968.

Almost surely, 2^142003001100 is an apocalyptic number.

142003001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142003001100 is an abundant number, since it is smaller than the sum of its proper divisors (268859016284).

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

142003001100 is a wasteful number, since it uses less digits than its factorization.

142003001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473343354 (or 473343347 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 142003001100 its reverse (1100300241), we get a palindrome (143103301341).

The spelling of 142003001100 in words is "one hundred forty-two billion, three million, one thousand, one hundred".