2123142102236 has 24 divisors (see below), whose sum is σ = 3770910360000. Its totient is φ = 1045799000064.

The previous prime is 2123142102217. The next prime is 2123142102253. The reversal of 2123142102236 is 6322012413212.

It is a junction number, because it is equal to n+sod(n) for n = 2123142102199 and 2123142102208.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7340081 + ... + 7623848.

It is an arithmetic number, because the mean of its divisors is an integer number (157121265000).

Almost surely, 2^{2123142102236} is an apocalyptic number.

It is an amenable number.

2123142102236 is a deficient number, since it is larger than the sum of its proper divisors (1647768257764).

2123142102236 is a wasteful number, since it uses less digits than its factorization.

2123142102236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14964461 (or 14964459 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 2123142102236 its reverse (6322012413212), we get a palindrome (8445154515448).

The spelling of 2123142102236 in words is "two trillion, one hundred twenty-three billion, one hundred forty-two million, one hundred two thousand, two hundred thirty-six".