102013222 has 4 divisors (see below), whose sum is σ = 153019836. Its totient is φ = 51006610.

The previous prime is 102013217. The next prime is 102013259. The reversal of 102013222 is 222310201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25503304 + ... + 25503307.

It is an arithmetic number, because the mean of its divisors is an integer number (38254959).

Almost surely, 2^102013222 is an apocalyptic number.

102013222 is a deficient number, since it is larger than the sum of its proper divisors (51006614).

102013222 is an equidigital number, since it uses as much as digits as its factorization.

102013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51006613.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 102013222 is about 10100.1595036910. The cubic root of 102013222 is about 467.2530606987.

Adding to 102013222 its reverse (222310201), we get a palindrome (324323423).

The spelling of 102013222 in words is "one hundred two million, thirteen thousand, two hundred twenty-two".