2211221011134 has 32 divisors (see below), whose sum is σ = 4450794201216. Its totient is φ = 732348695520.

The previous prime is 2211221011133. The next prime is 2211221011141. The reversal of 2211221011134 is 4311101221122.

It is a self number, because there is not a number n which added to its sum of digits gives 2211221011134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211221011133) 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, 44726889 + ... + 44776299.

It is an arithmetic number, because the mean of its divisors is an integer number (139087318788).

Almost surely, 2^{2211221011134} is an apocalyptic number.

2211221011134 is an abundant number, since it is smaller than the sum of its proper divisors (2239573190082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211221011134 is a wasteful number, since it uses less digits than its factorization.

2211221011134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97080.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 2211221011134 its reverse (4311101221122), we get a palindrome (6522322232256).

The spelling of 2211221011134 in words is "two trillion, two hundred eleven billion, two hundred twenty-one million, eleven thousand, one hundred thirty-four".