2231130122211 has 12 divisors (see below), whose sum is σ = 3139651253832. Its totient is φ = 1409134813344.

The previous prime is 2231130122209. The next prime is 2231130122251. The reversal of 2231130122211 is 1122210311322.

It is not a de Polignac number, because 2231130122211 - 2¹ = 2231130122209 is a prime.

It is a super-3 number, since 3×2231130122211³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231130122251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1030068226 + ... + 1030070391.

It is an arithmetic number, because the mean of its divisors is an integer number (261637604486).

Almost surely, 2^{2231130122211} is an apocalyptic number.

2231130122211 is a deficient number, since it is larger than the sum of its proper divisors (908521131621).

2231130122211 is a wasteful number, since it uses less digits than its factorization.

2231130122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060138658 (or 2060138639 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2231130122211 its reverse (1122210311322), we get a palindrome (3353340433533).

The spelling of 2231130122211 in words is "two trillion, two hundred thirty-one billion, one hundred thirty million, one hundred twenty-two thousand, two hundred eleven".