142001102 has 32 divisors (see below), whose sum is σ = 230247360. Its totient is φ = 65443840.

The previous prime is 142001089. The next prime is 142001143. The reversal of 142001102 is 201100241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505202 + ... + 505482.

It is an arithmetic number, because the mean of its divisors is an integer number (7195230).

Almost surely, 2^142001102 is an apocalyptic number.

142001102 is a deficient number, since it is larger than the sum of its proper divisors (88246258).

142001102 is a wasteful number, since it uses less digits than its factorization.

142001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 142001102 is about 11916.4215266161. The cubic root of 142001102 is about 521.7116942129.

Adding to 142001102 its reverse (201100241), we get a palindrome (343101343).

The spelling of 142001102 in words is "one hundred forty-two million, one thousand, one hundred two".