2141161242 has 32 divisors (see below), whose sum is σ = 4677419520. Its totient is φ = 648031920.

The previous prime is 2141161223. The next prime is 2141161247. The reversal of 2141161242 is 2421611412.

It is not an unprimeable number, because it can be changed into a prime (2141161247) 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, 34609 + ... + 74027.

It is an arithmetic number, because the mean of its divisors is an integer number (146169360).

Almost surely, 2^2141161242 is an apocalyptic number.

2141161242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2141161242 is an abundant number, since it is smaller than the sum of its proper divisors (2536258278).

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

2141161242 is a wasteful number, since it uses less digits than its factorization.

2141161242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40258.

The product of its digits is 768, while the sum is 24.

The square root of 2141161242 is about 46272.6835400758. The cubic root of 2141161242 is about 1288.8917914614.

Adding to 2141161242 its reverse (2421611412), we get a palindrome (4562772654).

The spelling of 2141161242 in words is "two billion, one hundred forty-one million, one hundred sixty-one thousand, two hundred forty-two".