10120002142 has 8 divisors (see below), whose sum is σ = 15669680832. Its totient is φ = 4896775200.

The previous prime is 10120002083. The next prime is 10120002157. The reversal of 10120002142 is 24120002101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81612859 + ... + 81612982.

It is an arithmetic number, because the mean of its divisors is an integer number (1958710104).

Almost surely, 2^10120002142 is an apocalyptic number.

10120002142 is a deficient number, since it is larger than the sum of its proper divisors (5549678690).

10120002142 is a wasteful number, since it uses less digits than its factorization.

10120002142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163225874.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10120002142 its reverse (24120002101), we get a palindrome (34240004243).

The spelling of 10120002142 in words is "ten billion, one hundred twenty million, two thousand, one hundred forty-two".