121111222132022 has 16 divisors (see below), whose sum is σ = 188768954655744. Its totient is φ = 58214110185000.

The previous prime is 121111222131997. The next prime is 121111222132027. The reversal of 121111222132022 is 220231222111121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121111222132027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6468225104 + ... + 6468243827.

It is an arithmetic number, because the mean of its divisors is an integer number (11798059665984).

Almost surely, 2^{121111222132022} is an apocalyptic number.

121111222132022 is a deficient number, since it is larger than the sum of its proper divisors (67657732523722).

121111222132022 is a wasteful number, since it uses less digits than its factorization.

121111222132022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12936469115.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 121111222132022 its reverse (220231222111121), we get a palindrome (341342444243143).

The spelling of 121111222132022 in words is "one hundred twenty-one trillion, one hundred eleven billion, two hundred twenty-two million, one hundred thirty-two thousand, twenty-two".