10321301222121 has 4 divisors (see below), whose sum is σ = 13761734962832. Its totient is φ = 6880867481412.

The previous prime is 10321301222107. The next prime is 10321301222123. The reversal of 10321301222121 is 12122210312301.

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 not a de Polignac number, because 10321301222121 - 2¹⁰ = 10321301221097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321301222123) 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, 1720216870351 + ... + 1720216870356.

It is an arithmetic number, because the mean of its divisors is an integer number (3440433740708).

Almost surely, 2^{10321301222121} is an apocalyptic number.

It is an amenable number.

10321301222121 is a deficient number, since it is larger than the sum of its proper divisors (3440433740711).

10321301222121 is an equidigital number, since it uses as much as digits as its factorization.

10321301222121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440433740710.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 10321301222121 its reverse (12122210312301), we get a palindrome (22443511534422).

The spelling of 10321301222121 in words is "ten trillion, three hundred twenty-one billion, three hundred one million, two hundred twenty-two thousand, one hundred twenty-one".