202142102 has 8 divisors (see below), whose sum is σ = 319171800. Its totient is φ = 95751504.

The previous prime is 202142081. The next prime is 202142117. The reversal of 202142102 is 201241202.

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

It is a super-2 number, since 2×202142102² = 81722858801956808, which contains 22 as substring.

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, 2659727 + ... + 2659802.

It is an arithmetic number, because the mean of its divisors is an integer number (39896475).

Almost surely, 2^202142102 is an apocalyptic number.

202142102 is a deficient number, since it is larger than the sum of its proper divisors (117029698).

202142102 is a wasteful number, since it uses less digits than its factorization.

202142102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319550.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 202142102 is about 14217.6686555849. The cubic root of 202142102 is about 586.8839857907.

Adding to 202142102 its reverse (201241202), we get a palindrome (403383304).

The spelling of 202142102 in words is "two hundred two million, one hundred forty-two thousand, one hundred two".