1220021141103 has 16 divisors (see below), whose sum is σ = 1808969205600. Its totient is φ = 812658712320.

The previous prime is 1220021141099. The next prime is 1220021141107. The reversal of 1220021141103 is 3011411200221.

It is an interprime number because it is at equal distance from previous prime (1220021141099) and next prime (1220021141107).

It is not a de Polignac number, because 1220021141103 - 2² = 1220021141099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220021141107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19098498 + ... + 19162271.

It is an arithmetic number, because the mean of its divisors is an integer number (113060575350).

Almost surely, 2^{1220021141103} is an apocalyptic number.

1220021141103 is a deficient number, since it is larger than the sum of its proper divisors (588948064497).

1220021141103 is a wasteful number, since it uses less digits than its factorization.

1220021141103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38261959 (or 38261953 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1220021141103 its reverse (3011411200221), we get a palindrome (4231432341324).

The spelling of 1220021141103 in words is "one trillion, two hundred twenty billion, twenty-one million, one hundred forty-one thousand, one hundred three".