10501121 has 8 divisors (see below), whose sum is σ = 11148840. Its totient is φ = 9856768.

The previous prime is 10501079. The next prime is 10501147. The reversal of 10501121 is 12110501.

It can be written as a sum of positive squares in 4 ways, for example, as 10000 + 10491121 = 100^2 + 3239^2 .

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 10501121 - 2¹⁴ = 10484737 is a prime.

It is a super-2 number, since 2×10501121² = 220547084513282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10501151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8915 + ... + 10023.

It is an arithmetic number, because the mean of its divisors is an integer number (1393605).

Almost surely, 2^10501121 is an apocalyptic number.

It is an amenable number.

10501121 is a deficient number, since it is larger than the sum of its proper divisors (647719).

10501121 is a wasteful number, since it uses less digits than its factorization.

10501121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 10501121 is about 3240.5433186427. The cubic root of 10501121 is about 218.9837494805.

Adding to 10501121 its reverse (12110501), we get a palindrome (22611622).

The spelling of 10501121 in words is "ten million, five hundred one thousand, one hundred twenty-one".