10011212203 has 4 divisors (see below), whose sum is σ = 10038052288. Its totient is φ = 9984372120.

The previous prime is 10011212179. The next prime is 10011212209. The reversal of 10011212203 is 30221211001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30221211001 = 1259 ⋅24004139.

It is a cyclic number.

It is not a de Polignac number, because 10011212203 - 2²⁵ = 9977657771 is a prime.

It is a super-2 number, since 2×10011212203² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011212209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13419483 + ... + 13420228.

It is an arithmetic number, because the mean of its divisors is an integer number (2509513072).

Almost surely, 2^10011212203 is an apocalyptic number.

10011212203 is a deficient number, since it is larger than the sum of its proper divisors (26840085).

10011212203 is an equidigital number, since it uses as much as digits as its factorization.

10011212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26840084.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10011212203 its reverse (30221211001), we get a palindrome (40232423204).

The spelling of 10011212203 in words is "ten billion, eleven million, two hundred twelve thousand, two hundred three".