1220022121103 has 8 divisors (see below), whose sum is σ = 1226338853040. Its totient is φ = 1213713654400.

The previous prime is 1220022121099. The next prime is 1220022121111. The reversal of 1220022121103 is 3011212200221.

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 1220022121103 - 2² = 1220022121099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220022121303) 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, 1770218 + ... + 2360871.

It is an arithmetic number, because the mean of its divisors is an integer number (153292356630).

Almost surely, 2^{1220022121103} is an apocalyptic number.

1220022121103 is a deficient number, since it is larger than the sum of its proper divisors (6316731937).

1220022121103 is a wasteful number, since it uses less digits than its factorization.

1220022121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4132617.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1220022121103 its reverse (3011212200221), we get a palindrome (4231234321324).

The spelling of 1220022121103 in words is "one trillion, two hundred twenty billion, twenty-two million, one hundred twenty-one thousand, one hundred three".