10121222 has 8 divisors (see below), whose sum is σ = 16074936. Its totient is φ = 4762912.

The previous prime is 10121183. The next prime is 10121233. The reversal of 10121222 is 22212101.

It is a happy number.

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

It is a congruent number.

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, 148808 + ... + 148875.

It is an arithmetic number, because the mean of its divisors is an integer number (2009367).

Almost surely, 2^10121222 is an apocalyptic number.

10121222 is a deficient number, since it is larger than the sum of its proper divisors (5953714).

10121222 is a wasteful number, since it uses less digits than its factorization.

10121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297702.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 10121222 is about 3181.3868045241. The cubic root of 10121222 is about 216.3105244511.

Adding to 10121222 its reverse (22212101), we get a palindrome (32333323).

The spelling of 10121222 in words is "ten million, one hundred twenty-one thousand, two hundred twenty-two".