142124002003 has 4 divisors (see below), whose sum is σ = 143381736648. Its totient is φ = 140866267360.

The previous prime is 142124001983. The next prime is 142124002067. The reversal of 142124002003 is 300200421241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142124002003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142124002303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628867153 + ... + 628867378.

It is an arithmetic number, because the mean of its divisors is an integer number (35845434162).

Almost surely, 2^142124002003 is an apocalyptic number.

142124002003 is a deficient number, since it is larger than the sum of its proper divisors (1257734645).

142124002003 is a wasteful number, since it uses less digits than its factorization.

142124002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257734644.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 142124002003 its reverse (300200421241), we get a palindrome (442324423244).

The spelling of 142124002003 in words is "one hundred forty-two billion, one hundred twenty-four million, two thousand, three".