10301210121 has 4 divisors (see below), whose sum is σ = 13734946832. Its totient is φ = 6867473412.

The previous prime is 10301210099. The next prime is 10301210141. The reversal of 10301210121 is 12101210301.

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 10301210121 - 2¹⁷ = 10301079049 is a prime.

It is a super-2 number, since 2×10301210121² (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10301210097 and 10301210106.

It is not an unprimeable number, because it can be changed into a prime (10301210141) 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, 1716868351 + ... + 1716868356.

It is an arithmetic number, because the mean of its divisors is an integer number (3433736708).

Almost surely, 2^10301210121 is an apocalyptic number.

It is an amenable number.

10301210121 is a deficient number, since it is larger than the sum of its proper divisors (3433736711).

10301210121 is an equidigital number, since it uses as much as digits as its factorization.

10301210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433736710.

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

Adding to 10301210121 its reverse (12101210301), we get a palindrome (22402420422).

The spelling of 10301210121 in words is "ten billion, three hundred one million, two hundred ten thousand, one hundred twenty-one".