10155240221233 has 4 divisors (see below), whose sum is σ = 10346848527348. Its totient is φ = 9963631915120.

The previous prime is 10155240221209. The next prime is 10155240221293. The reversal of 10155240221233 is 33212204255101.

It is a happy number.

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 7849057814689 + 2306182406544 = 2801617^2 + 1518612^2 .

It is a cyclic number.

It is not a de Polignac number, because 10155240221233 - 2⁵ = 10155240221201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10155240221195 and 10155240221204.

It is not an unprimeable number, because it can be changed into a prime (10155240221293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95804152978 + ... + 95804153083.

It is an arithmetic number, because the mean of its divisors is an integer number (2586712131837).

Almost surely, 2^{10155240221233} is an apocalyptic number.

It is an amenable number.

10155240221233 is a deficient number, since it is larger than the sum of its proper divisors (191608306115).

10155240221233 is an equidigital number, since it uses as much as digits as its factorization.

10155240221233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191608306114.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 10155240221233 its reverse (33212204255101), we get a palindrome (43367444476334).

The spelling of 10155240221233 in words is "ten trillion, one hundred fifty-five billion, two hundred forty million, two hundred twenty-one thousand, two hundred thirty-three".