10210232121 has 8 divisors (see below), whose sum is σ = 13618708800. Its totient is φ = 6804288432.

The previous prime is 10210232111. The next prime is 10210232129. The reversal of 10210232121 is 12123201201.

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

It is not a de Polignac number, because 10210232121 - 2²⁹ = 9673361209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10210232121.

It is not an unprimeable number, because it can be changed into a prime (10210232129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623821 + ... + 639978.

It is an arithmetic number, because the mean of its divisors is an integer number (1702338600).

Almost surely, 2^10210232121 is an apocalyptic number.

It is an amenable number.

10210232121 is a deficient number, since it is larger than the sum of its proper divisors (3408476679).

10210232121 is a wasteful number, since it uses less digits than its factorization.

10210232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266495.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10210232121 its reverse (12123201201), we get a palindrome (22333433322).

The spelling of 10210232121 in words is "ten billion, two hundred ten million, two hundred thirty-two thousand, one hundred twenty-one".