121022122102 has 8 divisors (see below), whose sum is σ = 207466495056. Its totient is φ = 51866623752.

The previous prime is 121022122061. The next prime is 121022122189. The reversal of 121022122102 is 201221220121.

It is a happy number.

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

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, 4322218633 + ... + 4322218660.

It is an arithmetic number, because the mean of its divisors is an integer number (25933311882).

Almost surely, 2^121022122102 is an apocalyptic number.

121022122102 is a deficient number, since it is larger than the sum of its proper divisors (86444372954).

121022122102 is an equidigital number, since it uses as much as digits as its factorization.

121022122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8644437302.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121022122102 its reverse (201221220121), we get a palindrome (322243342223).

The spelling of 121022122102 in words is "one hundred twenty-one billion, twenty-two million, one hundred twenty-two thousand, one hundred two".