1220334201023 has 8 divisors (see below), whose sum is σ = 1409045676192. Its totient is φ = 1035217230336.

The previous prime is 1220334201019. The next prime is 1220334201029. The reversal of 1220334201023 is 3201024330221.

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 1220334201023 - 2² = 1220334201019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1220334201023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220334201029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898625390 + ... + 898626747.

It is an arithmetic number, because the mean of its divisors is an integer number (176130709524).

Almost surely, 2^{1220334201023} is an apocalyptic number.

1220334201023 is a deficient number, since it is larger than the sum of its proper divisors (188711475169).

1220334201023 is an equidigital number, since it uses as much as digits as its factorization.

1220334201023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797252241.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1220334201023 its reverse (3201024330221), we get a palindrome (4421358531244).

The spelling of 1220334201023 in words is "one trillion, two hundred twenty billion, three hundred thirty-four million, two hundred one thousand, twenty-three".