121011201222 has 32 divisors (see below), whose sum is σ = 249741671424. Its totient is φ = 39060856800.

The previous prime is 121011201211. The next prime is 121011201257. The reversal of 121011201222 is 222102110121.

121011201222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1244854 + ... + 1338537.

It is an arithmetic number, because the mean of its divisors is an integer number (7804427232).

Almost surely, 2^121011201222 is an apocalyptic number.

121011201222 is an abundant number, since it is smaller than the sum of its proper divisors (128730470202).

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

121011201222 is a wasteful number, since it uses less digits than its factorization.

121011201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583644.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121011201222 its reverse (222102110121), we get a palindrome (343113311343).

The spelling of 121011201222 in words is "one hundred twenty-one billion, eleven million, two hundred one thousand, two hundred twenty-two".