2153264312242 has 12 divisors (see below), whose sum is σ = 3310595849898. Its totient is φ = 1050372833600.

The previous prime is 2153264312237. The next prime is 2153264312257. The reversal of 2153264312242 is 2422134623512.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 309537562321 + 1843726749921 = 556361^2 + 1357839^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 320232259 + ... + 320238982.

Almost surely, 2^{2153264312242} is an apocalyptic number.

2153264312242 is a deficient number, since it is larger than the sum of its proper divisors (1157331537656).

2153264312242 is an equidigital number, since it uses as much as digits as its factorization.

2153264312242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640471325 (or 640471284 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

Adding to 2153264312242 its reverse (2422134623512), we get a palindrome (4575398935754).

The spelling of 2153264312242 in words is "two trillion, one hundred fifty-three billion, two hundred sixty-four million, three hundred twelve thousand, two hundred forty-two".