10121002 has 8 divisors (see below), whose sum is σ = 15221700. Its totient is φ = 5047104.

The previous prime is 10120997. The next prime is 10121003. The reversal of 10121002 is 20012101.

It can be written as a sum of positive squares in 2 ways, for example, as 9235521 + 885481 = 3039^2 + 941^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10121003) 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 3 ways as a sum of consecutive naturals, for example, 5727 + ... + 7282.

Almost surely, 2^10121002 is an apocalyptic number.

10121002 is a deficient number, since it is larger than the sum of its proper divisors (5100698).

10121002 is a wasteful number, since it uses less digits than its factorization.

10121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13400.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 10121002 is about 3181.3522282199. The cubic root of 10121002 is about 216.3089571615.

Adding to 10121002 its reverse (20012101), we get a palindrome (30133103).

The spelling of 10121002 in words is "ten million, one hundred twenty-one thousand, two".