102000203142042 has 32 divisors (see below), whose sum is σ = 215978525709120. Its totient is φ = 32024402075520.

The previous prime is 102000203142041. The next prime is 102000203142059. The reversal of 102000203142042 is 240241302000201.

It is not an unprimeable number, because it can be changed into a prime (102000203142041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2585930059 + ... + 2585969502.

It is an arithmetic number, because the mean of its divisors is an integer number (6749328928410).

Almost surely, 2^{102000203142042} is an apocalyptic number.

102000203142042 is an abundant number, since it is smaller than the sum of its proper divisors (113978322567078).

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

102000203142042 is a wasteful number, since it uses less digits than its factorization.

102000203142042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171899758.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 102000203142042 its reverse (240241302000201), we get a palindrome (342241505142243).

The spelling of 102000203142042 in words is "one hundred two trillion, two hundred three million, one hundred forty-two thousand, forty-two".