1123211011222 has 16 divisors (see below), whose sum is σ = 1701342508320. Its totient is φ = 556097922432.

The previous prime is 1123211011207. The next prime is 1123211011243. The reversal of 1123211011222 is 2221101123211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123211011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1854568 + ... + 2384500.

It is an arithmetic number, because the mean of its divisors is an integer number (106333906770).

Almost surely, 2^{1123211011222} is an apocalyptic number.

1123211011222 is a deficient number, since it is larger than the sum of its proper divisors (578131497098).

1123211011222 is a wasteful number, since it uses less digits than its factorization.

1123211011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540327.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1123211011222 its reverse (2221101123211), we get a palindrome (3344312134433).

The spelling of 1123211011222 in words is "one trillion, one hundred twenty-three billion, two hundred eleven million, eleven thousand, two hundred twenty-two".