2102131133223 has 16 divisors (see below), whose sum is σ = 3070768237056. Its totient is φ = 1268550971840.

The previous prime is 2102131133203. The next prime is 2102131133251. The reversal of 2102131133223 is 3223311312012.

It is a cyclic number.

It is not a de Polignac number, because 2102131133223 - 2¹² = 2102131129127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102131133193 and 2102131133202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102131133203) 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, 136689615 + ... + 136704992.

It is an arithmetic number, because the mean of its divisors is an integer number (191923014816).

Almost surely, 2^{2102131133223} is an apocalyptic number.

2102131133223 is a deficient number, since it is larger than the sum of its proper divisors (968637103833).

2102131133223 is a wasteful number, since it uses less digits than its factorization.

2102131133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273394854.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2102131133223 its reverse (3223311312012), we get a palindrome (5325442445235).

The spelling of 2102131133223 in words is "two trillion, one hundred two billion, one hundred thirty-one million, one hundred thirty-three thousand, two hundred twenty-three".