2231311001133 has 16 divisors (see below), whose sum is σ = 2986493006336. Its totient is φ = 1481840904960.

The previous prime is 2231311001119. The next prime is 2231311001173. The reversal of 2231311001133 is 3311001131322.

It is a happy number.

It is not a de Polignac number, because 2231311001133 - 2⁶ = 2231311001069 is a prime.

It is a super-3 number, since 3×2231311001133³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231311001173) 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, 713193 + ... + 2229633.

It is an arithmetic number, because the mean of its divisors is an integer number (186655812896).

Almost surely, 2^{2231311001133} is an apocalyptic number.

It is an amenable number.

2231311001133 is a deficient number, since it is larger than the sum of its proper divisors (755182005203).

2231311001133 is a wasteful number, since it uses less digits than its factorization.

2231311001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518324.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2231311001133 its reverse (3311001131322), we get a palindrome (5542312132455).

The spelling of 2231311001133 in words is "two trillion, two hundred thirty-one billion, three hundred eleven million, one thousand, one hundred thirty-three".