102243422 has 32 divisors (see below), whose sum is σ = 162860544. Its totient is φ = 48081600.

The previous prime is 102243419. The next prime is 102243431. The reversal of 102243422 is 224342201.

It is a junction number, because it is equal to n+sod(n) for n = 102243394 and 102243403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377147 + ... + 377417.

It is an arithmetic number, because the mean of its divisors is an integer number (5089392).

Almost surely, 2^102243422 is an apocalyptic number.

102243422 is a deficient number, since it is larger than the sum of its proper divisors (60617122).

102243422 is a wasteful number, since it uses less digits than its factorization.

102243422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 102243422 is about 10111.5489416805. The cubic root of 102243422 is about 467.6042597784.

Adding to 102243422 its reverse (224342201), we get a palindrome (326585623).

It can be divided in two parts, 1022 and 43422, that added together give a palindrome (44444).

The spelling of 102243422 in words is "one hundred two million, two hundred forty-three thousand, four hundred twenty-two".