11220013423351 has 4 divisors (see below), whose sum is σ = 11221723015992. Its totient is φ = 11218303830712.

The previous prime is 11220013423349. The next prime is 11220013423427. The reversal of 11220013423351 is 15332431002211.

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

It is a cyclic number.

It is not a de Polignac number, because 11220013423351 - 2¹ = 11220013423349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220013423321) 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, 854786476 + ... + 854799601.

It is an arithmetic number, because the mean of its divisors is an integer number (2805430753998).

Almost surely, 2^{11220013423351} is an apocalyptic number.

11220013423351 is a deficient number, since it is larger than the sum of its proper divisors (1709592641).

11220013423351 is an equidigital number, since it uses as much as digits as its factorization.

11220013423351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709592640.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 11220013423351 its reverse (15332431002211), we get a palindrome (26552444425562).

The spelling of 11220013423351 in words is "eleven trillion, two hundred twenty billion, thirteen million, four hundred twenty-three thousand, three hundred fifty-one".