11351421206 has 4 divisors (see below), whose sum is σ = 17027131812. Its totient is φ = 5675710602.

The previous prime is 11351421167. The next prime is 11351421241. The reversal of 11351421206 is 60212415311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2837855300 + ... + 2837855303.

It is an arithmetic number, because the mean of its divisors is an integer number (4256782953).

Almost surely, 2^11351421206 is an apocalyptic number.

11351421206 is a deficient number, since it is larger than the sum of its proper divisors (5675710606).

11351421206 is an equidigital number, since it uses as much as digits as its factorization.

11351421206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5675710605.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 11351421206 its reverse (60212415311), we get a palindrome (71563836517).

The spelling of 11351421206 in words is "eleven billion, three hundred fifty-one million, four hundred twenty-one thousand, two hundred six".