121000120220222 has 32 divisors (see below), whose sum is σ = 184928320080000. Its totient is φ = 59361312345696.

The previous prime is 121000120220197. The next prime is 121000120220311. The reversal of 121000120220222 is 222022021000121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 121000120220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253143929 + ... + 253621467.

It is an arithmetic number, because the mean of its divisors is an integer number (5779010002500).

Almost surely, 2^{121000120220222} is an apocalyptic number.

121000120220222 is a deficient number, since it is larger than the sum of its proper divisors (63928199859778).

121000120220222 is a wasteful number, since it uses less digits than its factorization.

121000120220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481688.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121000120220222 its reverse (222022021000121), we get a palindrome (343022141220343).

The spelling of 121000120220222 in words is "one hundred twenty-one trillion, one hundred twenty million, two hundred twenty thousand, two hundred twenty-two".