1220330032111 has 8 divisors (see below), whose sum is σ = 1229372726400. Its totient is φ = 1211291100120.

The previous prime is 1220330032073. The next prime is 1220330032121. The reversal of 1220330032111 is 1112300330221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1220330032111 - 2¹⁷ = 1220329901039 is a prime.

It is a super-2 number, since 2×1220330032111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220330032121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287785 + ... + 1588546.

It is an arithmetic number, because the mean of its divisors is an integer number (153671590800).

Almost surely, 2^{1220330032111} is an apocalyptic number.

1220330032111 is a deficient number, since it is larger than the sum of its proper divisors (9042694289).

1220330032111 is a wasteful number, since it uses less digits than its factorization.

1220330032111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881149.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1220330032111 its reverse (1112300330221), we get a palindrome (2332630362332).

The spelling of 1220330032111 in words is "one trillion, two hundred twenty billion, three hundred thirty million, thirty-two thousand, one hundred eleven".