100003121203211 has 32 divisors (see below), whose sum is σ = 101967851856000. Its totient is φ = 98056687518720.

The previous prime is 100003121203207. The next prime is 100003121203217. The reversal of 100003121203211 is 112302121300001.

It is a cyclic number.

It is not a de Polignac number, because 100003121203211 - 2² = 100003121203207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100003121203211.

It is not an unprimeable number, because it can be changed into a prime (100003121203217) 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, 11629617890 + ... + 11629626488.

It is an arithmetic number, because the mean of its divisors is an integer number (3186495370500).

Almost surely, 2^{100003121203211} is an apocalyptic number.

100003121203211 is a deficient number, since it is larger than the sum of its proper divisors (1964730652789).

100003121203211 is an equidigital number, since it uses as much as digits as its factorization.

100003121203211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10359.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 100003121203211 its reverse (112302121300001), we get a palindrome (212305242503212).

The spelling of 100003121203211 in words is "one hundred trillion, three billion, one hundred twenty-one million, two hundred three thousand, two hundred eleven".