1100213100203 has 32 divisors (see below), whose sum is σ = 1344384961920. Its totient is φ = 878887065600.

The previous prime is 1100213100193. The next prime is 1100213100241. The reversal of 1100213100203 is 3020013120011.

It is a cyclic number.

It is not a de Polignac number, because 1100213100203 - 2⁶ = 1100213100139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100213100703) 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, 21934853 + ... + 21984953.

It is an arithmetic number, because the mean of its divisors is an integer number (42012030060).

Almost surely, 2^{1100213100203} is an apocalyptic number.

1100213100203 is a deficient number, since it is larger than the sum of its proper divisors (244171861717).

1100213100203 is a wasteful number, since it uses less digits than its factorization.

1100213100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51927.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1100213100203 its reverse (3020013120011), we get a palindrome (4120226220214).

The spelling of 1100213100203 in words is "one trillion, one hundred billion, two hundred thirteen million, one hundred thousand, two hundred three".