10301121210123 has 12 divisors (see below), whose sum is σ = 15662523477640. Its totient is φ = 6505971290496.

The previous prime is 10301121210101. The next prime is 10301121210139. The reversal of 10301121210123 is 32101212110301.

10301121210123 is a `hidden beast` number, since 10 + 301 + 1 + 21 + 210 + 123 = 666.

It is not a de Polignac number, because 10301121210123 - 2⁶ = 10301121210059 is a prime.

It is a super-2 number, since 2×10301121210123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10301121210096 and 10301121210105.

It is not an unprimeable number, because it can be changed into a prime (10301121214123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30120237286 + ... + 30120237627.

Almost surely, 2^{10301121210123} is an apocalyptic number.

10301121210123 is a deficient number, since it is larger than the sum of its proper divisors (5361402267517).

10301121210123 is a wasteful number, since it uses less digits than its factorization.

10301121210123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60240474938 (or 60240474935 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 10301121210123 its reverse (32101212110301), we get a palindrome (42402333320424).

The spelling of 10301121210123 in words is "ten trillion, three hundred one billion, one hundred twenty-one million, two hundred ten thousand, one hundred twenty-three".