2231111201330 has 16 divisors (see below), whose sum is σ = 4381091086464. Its totient is φ = 811313164080.

The previous prime is 2231111201281. The next prime is 2231111201351. The reversal of 2231111201330 is 331021111322.

It is a happy number.

It is a super-3 number, since 3×2231111201330³ (a number of 38 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10141414442 + ... + 10141414661.

It is an arithmetic number, because the mean of its divisors is an integer number (273818192904).

Almost surely, 2^{2231111201330} is an apocalyptic number.

2231111201330 is a deficient number, since it is larger than the sum of its proper divisors (2149979885134).

2231111201330 is a wasteful number, since it uses less digits than its factorization.

2231111201330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20282829121.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2231111201330 its reverse (331021111322), we get a palindrome (2562132312652).

The spelling of 2231111201330 in words is "two trillion, two hundred thirty-one billion, one hundred eleven million, two hundred one thousand, three hundred thirty".