220203103311011 has 32 divisors (see below), whose sum is σ = 234342609446400. Its totient is φ = 206330677920000.

The previous prime is 220203103311007. The next prime is 220203103311017. The reversal of 220203103311011 is 110113301302022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220203103311011 - 2² = 220203103311007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220203103311017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1479178721 + ... + 1479327581.

It is an arithmetic number, because the mean of its divisors is an integer number (7323206545200).

Almost surely, 2^{220203103311011} is an apocalyptic number.

220203103311011 is a deficient number, since it is larger than the sum of its proper divisors (14139506135389).

220203103311011 is a wasteful number, since it uses less digits than its factorization.

220203103311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151131.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 220203103311011 its reverse (110113301302022), we get a palindrome (330316404613033).

The spelling of 220203103311011 in words is "two hundred twenty trillion, two hundred three billion, one hundred three million, three hundred eleven thousand, eleven".