121222100011022 has 16 divisors (see below), whose sum is σ = 184584081826944. Its totient is φ = 59695831083000.

The previous prime is 121222100011009. The next prime is 121222100011049. The reversal of 121222100011022 is 220110001222121.

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 7 ways as a sum of consecutive naturals, for example, 439448504 + ... + 439724267.

It is an arithmetic number, because the mean of its divisors is an integer number (11536505114184).

Almost surely, 2^{121222100011022} is an apocalyptic number.

121222100011022 is a deficient number, since it is larger than the sum of its proper divisors (63361981815922).

121222100011022 is an equidigital number, since it uses as much as digits as its factorization.

121222100011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879173815.

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

Adding to 121222100011022 its reverse (220110001222121), we get a palindrome (341332101233143).

The spelling of 121222100011022 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, one hundred million, eleven thousand, twenty-two".