2123010123120 has 200 divisors, whose sum is σ = 7611385161600. Its totient is φ = 547873528320.

The previous prime is 2123010123107. The next prime is 2123010123121. The reversal of 2123010123120 is 213210103212.

2123010123120 is a `hidden beast` number, since 21 + 230 + 101 + 2 + 312 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2123010123093 and 2123010123102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123010123121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5083395 + ... + 5485154.

It is an arithmetic number, because the mean of its divisors is an integer number (38056925808).

Almost surely, 2^{2123010123120} is an apocalyptic number.

2123010123120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123010123120 is an abundant number, since it is smaller than the sum of its proper divisors (5488375038480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123010123120 is a wasteful number, since it uses less digits than its factorization.

2123010123120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10568605 (or 10568590 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2123010123120 its reverse (213210103212), we get a palindrome (2336220226332).

The spelling of 2123010123120 in words is "two trillion, one hundred twenty-three billion, ten million, one hundred twenty-three thousand, one hundred twenty".