100203211011 has 16 divisors (see below), whose sum is σ = 136467615744. Its totient is φ = 65370904704.

The previous prime is 100203211007. The next prime is 100203211021. The reversal of 100203211011 is 110112302001.

It is not a de Polignac number, because 100203211011 - 2² = 100203211007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100203211021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 944686 + ... + 1045388.

It is an arithmetic number, because the mean of its divisors is an integer number (8529225984).

Almost surely, 2^100203211011 is an apocalyptic number.

100203211011 is a deficient number, since it is larger than the sum of its proper divisors (36264404733).

100203211011 is a wasteful number, since it uses less digits than its factorization.

100203211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107810.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 100203211011 its reverse (110112302001), we get a palindrome (210315513012).

The spelling of 100203211011 in words is "one hundred billion, two hundred three million, two hundred eleven thousand, eleven".