2153124122611 has 8 divisors (see below), whose sum is σ = 2684414490624. Its totient is φ = 1677759056520.

The previous prime is 2153124122599. The next prime is 2153124122627. The reversal of 2153124122611 is 1162214213512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2153124122611 - 2¹⁷ = 2153123991539 is a prime.

It is a super-2 number, since 2×2153124122611² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153124122011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13981325395 + ... + 13981325548.

It is an arithmetic number, because the mean of its divisors is an integer number (335551811328).

Almost surely, 2^{2153124122611} is an apocalyptic number.

2153124122611 is a deficient number, since it is larger than the sum of its proper divisors (531290368013).

2153124122611 is a wasteful number, since it uses less digits than its factorization.

2153124122611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27962650961.

The product of its digits is 5760, while the sum is 31.

Subtracting from 2153124122611 its reverse (1162214213512), we obtain a palindrome (990909909099).

It can be divided in two parts, 21531 and 24122611, that added together give a palindrome (24144142).

The spelling of 2153124122611 in words is "two trillion, one hundred fifty-three billion, one hundred twenty-four million, one hundred twenty-two thousand, six hundred eleven".