2123135133524 has 48 divisors (see below), whose sum is σ = 4154163693120. Its totient is φ = 943550922240.

The previous prime is 2123135133481. The next prime is 2123135133529. The reversal of 2123135133524 is 4253315313212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123135133529) 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 15 ways as a sum of consecutive naturals, for example, 2182382 + ... + 3001509.

It is an arithmetic number, because the mean of its divisors is an integer number (86545076940).

Almost surely, 2^{2123135133524} is an apocalyptic number.

It is an amenable number.

2123135133524 is a deficient number, since it is larger than the sum of its proper divisors (2031028559596).

2123135133524 is a wasteful number, since it uses less digits than its factorization.

2123135133524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184248 (or 5184246 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The spelling of 2123135133524 in words is "two trillion, one hundred twenty-three billion, one hundred thirty-five million, one hundred thirty-three thousand, five hundred twenty-four".