220001234213203 has 4 divisors (see below), whose sum is σ = 220242728433888. Its totient is φ = 219759739992520.

The previous prime is 220001234213197. The next prime is 220001234213207. The reversal of 220001234213203 is 302312432100022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220001234213203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220001234213207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120747108976 + ... + 120747110797.

It is an arithmetic number, because the mean of its divisors is an integer number (55060682108472).

Almost surely, 2^{220001234213203} is an apocalyptic number.

220001234213203 is a deficient number, since it is larger than the sum of its proper divisors (241494220685).

220001234213203 is an equidigital number, since it uses as much as digits as its factorization.

220001234213203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241494220684.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 220001234213203 its reverse (302312432100022), we get a palindrome (522313666313225).

The spelling of 220001234213203 in words is "two hundred twenty trillion, one billion, two hundred thirty-four million, two hundred thirteen thousand, two hundred three".