2221053134242 has 8 divisors (see below), whose sum is σ = 3331724288796. Its totient is φ = 1110478371312.

The previous prime is 2221053134221. The next prime is 2221053134263. The reversal of 2221053134242 is 2424313501222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2221053134221) and next prime (2221053134263).

It can be written as a sum of positive squares in 2 ways, for example, as 2219381878081 + 1671256161 = 1489759^2 + 40881^2 .

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

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, 24040273 + ... + 24132484.

Almost surely, 2^{2221053134242} is an apocalyptic number.

2221053134242 is a deficient number, since it is larger than the sum of its proper divisors (1110671154554).

2221053134242 is a wasteful number, since it uses less digits than its factorization.

2221053134242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48195812.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 2221053134242 its reverse (2424313501222), we get a palindrome (4645366635464).

The spelling of 2221053134242 in words is "two trillion, two hundred twenty-one billion, fifty-three million, one hundred thirty-four thousand, two hundred forty-two".