10132121 has 4 divisors (see below), whose sum is σ = 10572672. Its totient is φ = 9691572.

The previous prime is 10132103. The next prime is 10132139. The reversal of 10132121 is 12123101.

10132121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10132103) and next prime (10132139).

It is a cyclic number.

It is not a de Polignac number, because 10132121 - 2¹⁰ = 10131097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10132141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220241 + ... + 220286.

It is an arithmetic number, because the mean of its divisors is an integer number (2643168).

Almost surely, 2^10132121 is an apocalyptic number.

It is an amenable number.

10132121 is a deficient number, since it is larger than the sum of its proper divisors (440551).

10132121 is an equidigital number, since it uses as much as digits as its factorization.

10132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440550.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 10132121 is about 3183.0992758631. The cubic root of 10132121 is about 216.3881409901.

Adding to 10132121 its reverse (12123101), we get a palindrome (22255222).

The spelling of 10132121 in words is "ten million, one hundred thirty-two thousand, one hundred twenty-one".