1043220223401 has 16 divisors (see below), whose sum is σ = 1474636205568. Its totient is φ = 654854889600.

The previous prime is 1043220223369. The next prime is 1043220223417.

It is a happy number.

1043220223401 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1043220223401 - 2⁵ = 1043220223369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1043220223471) 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, 151583340 + ... + 151590221.

It is an arithmetic number, because the mean of its divisors is an integer number (92164762848).

Almost surely, 2^{1043220223401} is an apocalyptic number.

It is an amenable number.

1043220223401 is a deficient number, since it is larger than the sum of its proper divisors (431415982167).

1043220223401 is a wasteful number, since it uses less digits than its factorization.

1043220223401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303173632.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 1043220 and 223401, that added together give a palindrome (1266621).

The spelling of 1043220223401 in words is "one trillion, forty-three billion, two hundred twenty million, two hundred twenty-three thousand, four hundred one".