121100220022 has 16 divisors (see below), whose sum is σ = 186347169792. Its totient is φ = 58996051560.

The previous prime is 121100219963. The next prime is 121100220071. The reversal of 121100220022 is 220022001121.

It is a happy number.

121100220022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121100219984 and 121100220011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2867604 + ... + 2909527.

It is an arithmetic number, because the mean of its divisors is an integer number (11646698112).

Almost surely, 2^121100220022 is an apocalyptic number.

121100220022 is a deficient number, since it is larger than the sum of its proper divisors (65246949770).

121100220022 is a wasteful number, since it uses less digits than its factorization.

121100220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5777403.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121100220022 its reverse (220022001121), we get a palindrome (341122221143).

The spelling of 121100220022 in words is "one hundred twenty-one billion, one hundred million, two hundred twenty thousand, twenty-two".