1210101330123 has 12 divisors (see below), whose sum is σ = 1997627592688. Its totient is φ = 691486474320.

The previous prime is 1210101330089. The next prime is 1210101330131. The reversal of 1210101330123 is 3210331010121.

1210101330123 is a `hidden beast` number, since 1 + 210 + 1 + 0 + 1 + 330 + 123 = 666.

It is not a de Polignac number, because 1210101330123 - 2¹⁷ = 1210101199051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1210101330096 and 1210101330105.

It is not an unprimeable number, because it can be changed into a prime (1210101330133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9603978748 + ... + 9603978873.

Almost surely, 2^{1210101330123} is an apocalyptic number.

1210101330123 is a deficient number, since it is larger than the sum of its proper divisors (787526262565).

1210101330123 is a wasteful number, since it uses less digits than its factorization.

1210101330123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19207957634 (or 19207957631 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1210101330123 its reverse (3210331010121), we get a palindrome (4420432340244).

The spelling of 1210101330123 in words is "one trillion, two hundred ten billion, one hundred one million, three hundred thirty thousand, one hundred twenty-three".