1331103222 has 24 divisors (see below), whose sum is σ = 2885585976. Its totient is φ = 443465856.

The previous prime is 1331103211. The next prime is 1331103233. The reversal of 1331103222 is 2223011331.

1331103222 is a `hidden beast` number, since 1 + 331 + 10 + 322 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1331103211) and next prime (1331103233).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1331103195 and 1331103204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17158 + ... + 54374.

It is an arithmetic number, because the mean of its divisors is an integer number (120232749).

Almost surely, 2^1331103222 is an apocalyptic number.

1331103222 is an abundant number, since it is smaller than the sum of its proper divisors (1554482754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331103222 is a wasteful number, since it uses less digits than its factorization.

1331103222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39212 (or 39209 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1331103222 is about 36484.2873303015. The cubic root of 1331103222 is about 1100.0284350776.

Adding to 1331103222 its reverse (2223011331), we get a palindrome (3554114553).

It can be divided in two parts, 133 and 1103222, that added together give a triangular number (1103355 = T₁₄₈₅).

The spelling of 1331103222 in words is "one billion, three hundred thirty-one million, one hundred three thousand, two hundred twenty-two".