220002142 has 8 divisors (see below), whose sum is σ = 330325776. Its totient is φ = 109893552.

The previous prime is 220002131. The next prime is 220002157. The reversal of 220002142 is 241200022.

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, 51178 + ... + 55309.

It is an arithmetic number, because the mean of its divisors is an integer number (41290722).

Almost surely, 2^220002142 is an apocalyptic number.

220002142 is a deficient number, since it is larger than the sum of its proper divisors (110323634).

220002142 is a wasteful number, since it uses less digits than its factorization.

220002142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107522.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 220002142 is about 14832.4691808208. The cubic root of 220002142 is about 603.6830328929.

Adding to 220002142 its reverse (241200022), we get a palindrome (461202164).

It can be divided in two parts, 22000 and 2142, that added together give a palindrome (24142).

The spelling of 220002142 in words is "two hundred twenty million, two thousand, one hundred forty-two".