2231202122011 has 8 divisors (see below), whose sum is σ = 2234640420864. Its totient is φ = 2227766436840.

The previous prime is 2231202121997. The next prime is 2231202122047. The reversal of 2231202122011 is 1102212021322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2231202122011 - 2³⁵ = 2196842383643 is a prime.

It is a super-3 number, since 3×2231202122011³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2231202122011.

It is not an unprimeable number, because it can be changed into a prime (2231202122111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1058670 + ... + 2362876.

It is an arithmetic number, because the mean of its divisors is an integer number (279330052608).

Almost surely, 2^{2231202122011} is an apocalyptic number.

2231202122011 is a deficient number, since it is larger than the sum of its proper divisors (3438298853).

2231202122011 is a wasteful number, since it uses less digits than its factorization.

2231202122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306841.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2231202122011 its reverse (1102212021322), we get a palindrome (3333414143333).

The spelling of 2231202122011 in words is "two trillion, two hundred thirty-one billion, two hundred two million, one hundred twenty-two thousand, eleven".