2174620212242 has 8 divisors (see below), whose sum is σ = 3265004713932. Its totient is φ = 1086285307600.

The previous prime is 2174620212223. The next prime is 2174620212253. The reversal of 2174620212242 is 2422120264712.

It can be written as a sum of positive squares in 2 ways, for example, as 2156260233241 + 18359979001 = 1468421^2 + 135499^2 .

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

It is a super-2 number, since 2×2174620212242² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512396609 + ... + 512400852.

Almost surely, 2^{2174620212242} is an apocalyptic number.

2174620212242 is a deficient number, since it is larger than the sum of its proper divisors (1090384501690).

2174620212242 is a wasteful number, since it uses less digits than its factorization.

2174620212242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024798524.

The product of its (nonzero) digits is 43008, while the sum is 35.

Adding to 2174620212242 its reverse (2422120264712), we get a palindrome (4596740476954).

The spelling of 2174620212242 in words is "two trillion, one hundred seventy-four billion, six hundred twenty million, two hundred twelve thousand, two hundred forty-two".