11221311442232 has 32 divisors (see below), whose sum is σ = 21954936535200. Its totient is φ = 5366666072064.

The previous prime is 11221311442213. The next prime is 11221311442241. The reversal of 11221311442232 is 23224411312211.

It is a super-3 number, since 3×11221311442232³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221311442195 and 11221311442204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28556144 + ... + 28946432.

It is an arithmetic number, because the mean of its divisors is an integer number (686091766725).

Almost surely, 2^{11221311442232} is an apocalyptic number.

It is an amenable number.

11221311442232 is a deficient number, since it is larger than the sum of its proper divisors (10733625092968).

11221311442232 is a wasteful number, since it uses less digits than its factorization.

11221311442232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546575 (or 546571 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

Adding to 11221311442232 its reverse (23224411312211), we get a palindrome (34445722754443).

The spelling of 11221311442232 in words is "eleven trillion, two hundred twenty-one billion, three hundred eleven million, four hundred forty-two thousand, two hundred thirty-two".