121010020022 has 8 divisors (see below), whose sum is σ = 181516541976. Its totient is φ = 60504506032.

The previous prime is 121010020003. The next prime is 121010020031. The reversal of 121010020022 is 220020010121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121010019985 and 121010020012.

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 3 ways as a sum of consecutive naturals, for example, 241193 + ... + 547899.

It is an arithmetic number, because the mean of its divisors is an integer number (22689567747).

Almost surely, 2^121010020022 is an apocalyptic number.

121010020022 is a deficient number, since it is larger than the sum of its proper divisors (60506521954).

121010020022 is a wasteful number, since it uses less digits than its factorization.

121010020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503982.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 121010020022 its reverse (220020010121), we get a palindrome (341030030143).

Subtracting 121010020022 from its reverse (220020010121), we obtain a palindrome (99009990099).

The spelling of 121010020022 in words is "one hundred twenty-one billion, ten million, twenty thousand, twenty-two".