10422121 has 8 divisors (see below), whose sum is σ = 10588320. Its totient is φ = 10257408.

The previous prime is 10422119. The next prime is 10422133. The reversal of 10422121 is 12122401.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10422121 - 2¹ = 10422119 is a prime.

It is a super-2 number, since 2×10422121² = 217241212277282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10422101) by changing a digit.

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, 27310 + ... + 27688.

It is an arithmetic number, because the mean of its divisors is an integer number (1323540).

Almost surely, 2^10422121 is an apocalyptic number.

It is an amenable number.

10422121 is a deficient number, since it is larger than the sum of its proper divisors (166199).

10422121 is a wasteful number, since it uses less digits than its factorization.

10422121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 10422121 is about 3228.3309929436. The cubic root of 10422121 is about 218.4332279253.

Adding to 10422121 its reverse (12122401), we get a palindrome (22544522).

The spelling of 10422121 in words is "ten million, four hundred twenty-two thousand, one hundred twenty-one".