142101003 has 32 divisors (see below), whose sum is σ = 212751360. Its totient is φ = 83632640.

The previous prime is 142100999. The next prime is 142101007. The reversal of 142101003 is 300101241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (142100999) and next prime (142101007).

It is a cyclic number.

It is not a de Polignac number, because 142101003 - 2² = 142100999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142101003.

It is not an unprimeable number, because it can be changed into a prime (142101007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197278 + ... + 197996.

It is an arithmetic number, because the mean of its divisors is an integer number (6648480).

Almost surely, 2^142101003 is an apocalyptic number.

142101003 is a deficient number, since it is larger than the sum of its proper divisors (70650357).

142101003 is a wasteful number, since it uses less digits than its factorization.

142101003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

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

The square root of 142101003 is about 11920.6125262085. The cubic root of 142101003 is about 521.8340108747.

Adding to 142101003 its reverse (300101241), we get a palindrome (442202244).

The spelling of 142101003 in words is "one hundred forty-two million, one hundred one thousand, three".