2123443101034 has 16 divisors (see below), whose sum is σ = 3316061837448. Its totient is φ = 1018875324672.

The previous prime is 2123443101029. The next prime is 2123443101037. The reversal of 2123443101034 is 4301013443212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2104399929025 + 19043172009 = 1450655^2 + 137997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2123443100993 and 2123443101011.

It is not an unprimeable number, because it can be changed into a prime (2123443101037) 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 7 ways as a sum of consecutive naturals, for example, 196536907 + ... + 196547710.

Almost surely, 2^{2123443101034} is an apocalyptic number.

2123443101034 is a deficient number, since it is larger than the sum of its proper divisors (1192618736414).

2123443101034 is a wasteful number, since it uses less digits than its factorization.

2123443101034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393084729.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2123443101034 its reverse (4301013443212), we get a palindrome (6424456544246).

The spelling of 2123443101034 in words is "two trillion, one hundred twenty-three billion, four hundred forty-three million, one hundred one thousand, thirty-four".