101240222 has 4 divisors (see below), whose sum is σ = 151860336. Its totient is φ = 50620110.

The previous prime is 101240207. The next prime is 101240231. The reversal of 101240222 is 222042101.

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

It is a junction number, because it is equal to n+sod(n) for n = 101240197 and 101240206.

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 as a sum of consecutive naturals, namely, 25310054 + ... + 25310057.

It is an arithmetic number, because the mean of its divisors is an integer number (37965084).

Almost surely, 2^101240222 is an apocalyptic number.

101240222 is a deficient number, since it is larger than the sum of its proper divisors (50620114).

101240222 is an equidigital number, since it uses as much as digits as its factorization.

101240222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50620113.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 101240222 is about 10061.8200142916. The cubic root of 101240222 is about 466.0698716968.

Adding to 101240222 its reverse (222042101), we get a palindrome (323282323).

The spelling of 101240222 in words is "one hundred one million, two hundred forty thousand, two hundred twenty-two".