2161423324060 has 96 divisors (see below), whose sum is σ = 6094306939392. Its totient is φ = 621868043520.

The previous prime is 2161423324051. The next prime is 2161423324063. The reversal of 2161423324060 is 604233241612.

It is a super-3 number, since 3×2161423324060³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2161423324063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53961582 + ... + 54001621.

It is an arithmetic number, because the mean of its divisors is an integer number (63482363952).

Almost surely, 2^{2161423324060} is an apocalyptic number.

2161423324060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2161423324060 is an abundant number, since it is smaller than the sum of its proper divisors (3932883615332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2161423324060 is a wasteful number, since it uses less digits than its factorization.

2161423324060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107963243 (or 107963241 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 2161423324060 its reverse (604233241612), we get a palindrome (2765656565672).

The spelling of 2161423324060 in words is "two trillion, one hundred sixty-one billion, four hundred twenty-three million, three hundred twenty-four thousand, sixty".