121120020011222 has 32 divisors (see below), whose sum is σ = 186938743622400. Its totient is φ = 58820385254400.

The previous prime is 121120020011219. The next prime is 121120020011269. The reversal of 121120020011222 is 222110020021121.

It is a self number, because there is not a number n which added to its sum of digits gives 121120020011222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66069179 + ... + 67877657.

It is an arithmetic number, because the mean of its divisors is an integer number (5841835738200).

Almost surely, 2^{121120020011222} is an apocalyptic number.

121120020011222 is a deficient number, since it is larger than the sum of its proper divisors (65818723611178).

121120020011222 is a wasteful number, since it uses less digits than its factorization.

121120020011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812152.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121120020011222 its reverse (222110020021121), we get a palindrome (343230040032343).

The spelling of 121120020011222 in words is "one hundred twenty-one trillion, one hundred twenty billion, twenty million, eleven thousand, two hundred twenty-two".