2123352134101 has 16 divisors (see below), whose sum is σ = 2438664148800. Its totient is φ = 1828450540800.

The previous prime is 2123352134077. The next prime is 2123352134147. The reversal of 2123352134101 is 1014312533212.

It is a cyclic number.

It is not a de Polignac number, because 2123352134101 - 2¹¹ = 2123352132053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2123352134101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123352134171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645021 + ... + 2159341.

It is an arithmetic number, because the mean of its divisors is an integer number (152416509300).

Almost surely, 2^{2123352134101} is an apocalyptic number.

It is an amenable number.

2123352134101 is a deficient number, since it is larger than the sum of its proper divisors (315312014699).

2123352134101 is a wasteful number, since it uses less digits than its factorization.

2123352134101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521060.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 2123352134101 its reverse (1014312533212), we get a palindrome (3137664667313).

The spelling of 2123352134101 in words is "two trillion, one hundred twenty-three billion, three hundred fifty-two million, one hundred thirty-four thousand, one hundred one".