1211123114422 has 32 divisors (see below), whose sum is σ = 2107346411520. Its totient is φ = 517428790560.

The previous prime is 1211123114419. The next prime is 1211123114477. The reversal of 1211123114422 is 2244113211121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32647422 + ... + 32684497.

It is an arithmetic number, because the mean of its divisors is an integer number (65854575360).

Almost surely, 2^{1211123114422} is an apocalyptic number.

1211123114422 is a deficient number, since it is larger than the sum of its proper divisors (896223297098).

1211123114422 is a wasteful number, since it uses less digits than its factorization.

1211123114422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65331988.

The product of its digits is 768, while the sum is 25.

Adding to 1211123114422 its reverse (2244113211121), we get a palindrome (3455236325543).

The spelling of 1211123114422 in words is "one trillion, two hundred eleven billion, one hundred twenty-three million, one hundred fourteen thousand, four hundred twenty-two".