11221131302 has 64 divisors (see below), whose sum is σ = 18868308480. Its totient is φ = 4980704256.

The previous prime is 11221131293. The next prime is 11221131343. The reversal of 11221131302 is 20313112211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9070628 + ... + 9071864.

It is an arithmetic number, because the mean of its divisors is an integer number (294817320).

Almost surely, 2^11221131302 is an apocalyptic number.

11221131302 is a deficient number, since it is larger than the sum of its proper divisors (7647177178).

11221131302 is a wasteful number, since it uses less digits than its factorization.

11221131302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11221131302 its reverse (20313112211), we get a palindrome (31534243513).

The spelling of 11221131302 in words is "eleven billion, two hundred twenty-one million, one hundred thirty-one thousand, three hundred two".