210020011111203 has 64 divisors (see below), whose sum is σ = 309518975196288. Its totient is φ = 126107848581120.

The previous prime is 210020011111201. The next prime is 210020011111243. The reversal of 210020011111203 is 302111110020012.

It is not a de Polignac number, because 210020011111203 - 2¹ = 210020011111201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210020011111201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4244776101 + ... + 4244825577.

It is an arithmetic number, because the mean of its divisors is an integer number (4836233987442).

Almost surely, 2^{210020011111203} is an apocalyptic number.

210020011111203 is a deficient number, since it is larger than the sum of its proper divisors (99498964085085).

210020011111203 is a wasteful number, since it uses less digits than its factorization.

210020011111203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86472.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 210020011111203 its reverse (302111110020012), we get a palindrome (512131121131215).

The spelling of 210020011111203 in words is "two hundred ten trillion, twenty billion, eleven million, one hundred eleven thousand, two hundred three".