2111223300231 has 16 divisors (see below), whose sum is σ = 2827570468320. Its totient is φ = 1401181409280.

The previous prime is 2111223300209. The next prime is 2111223300247. The reversal of 2111223300231 is 1320033221112.

It is not a de Polignac number, because 2111223300231 - 2¹³ = 2111223292039 is a prime.

It is a super-2 number, since 2×2111223300231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2111223300198 and 2111223300207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111223307231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3525705 + ... + 4080813.

It is an arithmetic number, because the mean of its divisors is an integer number (176723154270).

Almost surely, 2^{2111223300231} is an apocalyptic number.

2111223300231 is a deficient number, since it is larger than the sum of its proper divisors (716347168089).

2111223300231 is a wasteful number, since it uses less digits than its factorization.

2111223300231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560786.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2111223300231 its reverse (1320033221112), we get a palindrome (3431256521343).

The spelling of 2111223300231 in words is "two trillion, one hundred eleven billion, two hundred twenty-three million, three hundred thousand, two hundred thirty-one".