2153223215135 has 32 divisors (see below), whose sum is σ = 2641602969600. Its totient is φ = 1684550649600.

The previous prime is 2153223215123. The next prime is 2153223215173. The reversal of 2153223215135 is 5315123223512.

It is not a de Polignac number, because 2153223215135 - 2¹² = 2153223211039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2153223215095 and 2153223215104.

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 31 ways as a sum of consecutive naturals, for example, 30113456 + ... + 30184874.

It is an arithmetic number, because the mean of its divisors is an integer number (82550092800).

Almost surely, 2^{2153223215135} is an apocalyptic number.

2153223215135 is a deficient number, since it is larger than the sum of its proper divisors (488379754465).

2153223215135 is a wasteful number, since it uses less digits than its factorization.

2153223215135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72231.

The product of its digits is 54000, while the sum is 35.

Adding to 2153223215135 its reverse (5315123223512), we get a palindrome (7468346438647).

The spelling of 2153223215135 in words is "two trillion, one hundred fifty-three billion, two hundred twenty-three million, two hundred fifteen thousand, one hundred thirty-five".