102214442 has 8 divisors (see below), whose sum is σ = 167260032. Its totient is φ = 46461100.

The previous prime is 102214439. The next prime is 102214451. The reversal of 102214442 is 244412201.

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

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, 2323034 + ... + 2323077.

It is an arithmetic number, because the mean of its divisors is an integer number (20907504).

Almost surely, 2^102214442 is an apocalyptic number.

102214442 is a deficient number, since it is larger than the sum of its proper divisors (65045590).

102214442 is a wasteful number, since it uses less digits than its factorization.

102214442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4646124.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 102214442 is about 10110.1158252515. The cubic root of 102214442 is about 467.5600761634.

Adding to 102214442 its reverse (244412201), we get a palindrome (346626643).

The spelling of 102214442 in words is "one hundred two million, two hundred fourteen thousand, four hundred forty-two".