2211212231033 has 16 divisors (see below), whose sum is σ = 2506818175680. Its totient is φ = 1933552171584.

The previous prime is 2211212231027. The next prime is 2211212231149. The reversal of 2211212231033 is 3301322121122.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211212231033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211212231633) 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, 3184910 + ... + 3816552.

It is an arithmetic number, because the mean of its divisors is an integer number (156676135980).

Almost surely, 2^{2211212231033} is an apocalyptic number.

It is an amenable number.

2211212231033 is a deficient number, since it is larger than the sum of its proper divisors (295605944647).

2211212231033 is a wasteful number, since it uses less digits than its factorization.

2211212231033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645848.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2211212231033 its reverse (3301322121122), we get a palindrome (5512534352155).

The spelling of 2211212231033 in words is "two trillion, two hundred eleven billion, two hundred twelve million, two hundred thirty-one thousand, thirty-three".