202140132142 has 16 divisors (see below), whose sum is σ = 327079216800. Its totient is φ = 93139686432.

The previous prime is 202140132101. The next prime is 202140132143. The reversal of 202140132142 is 241231041202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202140132143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6474093 + ... + 6505240.

It is an arithmetic number, because the mean of its divisors is an integer number (20442451050).

Almost surely, 2^202140132142 is an apocalyptic number.

202140132142 is a deficient number, since it is larger than the sum of its proper divisors (124939084658).

202140132142 is a wasteful number, since it uses less digits than its factorization.

202140132142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12979947.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 202140132142 its reverse (241231041202), we get a palindrome (443371173344).

The spelling of 202140132142 in words is "two hundred two billion, one hundred forty million, one hundred thirty-two thousand, one hundred forty-two".