1210424323153 has 4 divisors (see below), whose sum is σ = 1210452052068. Its totient is φ = 1210396594240.

The previous prime is 1210424323021. The next prime is 1210424323169. The reversal of 1210424323153 is 3513234240121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 682023267409 + 528401055744 = 825847^2 + 726912^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210424323153 - 2³³ = 1201834388561 is a prime.

It is a super-2 number, since 2×1210424323153² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210424323193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13798876 + ... + 13886317.

It is an arithmetic number, because the mean of its divisors is an integer number (302613013017).

Almost surely, 2^{1210424323153} is an apocalyptic number.

It is an amenable number.

1210424323153 is a deficient number, since it is larger than the sum of its proper divisors (27728915).

1210424323153 is an equidigital number, since it uses as much as digits as its factorization.

1210424323153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27728914.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1210424323153 its reverse (3513234240121), we get a palindrome (4723658563274).

The spelling of 1210424323153 in words is "one trillion, two hundred ten billion, four hundred twenty-four million, three hundred twenty-three thousand, one hundred fifty-three".