121111210022 has 8 divisors (see below), whose sum is σ = 198181980072. Its totient is φ = 55050550000.

The previous prime is 121111210019. The next prime is 121111210043. The reversal of 121111210022 is 220012111121.

121111210022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 121111209979 and 121111210006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2752527479 + ... + 2752527522.

It is an arithmetic number, because the mean of its divisors is an integer number (24772747509).

Almost surely, 2^121111210022 is an apocalyptic number.

121111210022 is a deficient number, since it is larger than the sum of its proper divisors (77070770050).

121111210022 is a wasteful number, since it uses less digits than its factorization.

121111210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505055014.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121111210022 its reverse (220012111121), we get a palindrome (341123321143).

It can be divided in two parts, 121111 and 210022, that added together give a palindrome (331133).

The spelling of 121111210022 in words is "one hundred twenty-one billion, one hundred eleven million, two hundred ten thousand, twenty-two".