101242222 has 16 divisors (see below), whose sum is σ = 160938000. Its totient is φ = 47632320.

The previous prime is 101242201. The next prime is 101242319. The reversal of 101242222 is 222242101.

It is a junction number, because it is equal to n+sod(n) for n = 101242196 and 101242205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3279 + ... + 14602.

It is an arithmetic number, because the mean of its divisors is an integer number (10058625).

Almost surely, 2^101242222 is an apocalyptic number.

101242222 is a deficient number, since it is larger than the sum of its proper divisors (59695778).

101242222 is a wasteful number, since it uses less digits than its factorization.

101242222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18051.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 101242222 is about 10061.9193993989. The cubic root of 101242222 is about 466.0729407458.

Adding to 101242222 its reverse (222242101), we get a palindrome (323484323).

It can be divided in two parts, 1012 and 42222, that added together give a palindrome (43234).

The spelling of 101242222 in words is "one hundred one million, two hundred forty-two thousand, two hundred twenty-two".