121111022200102 has 16 divisors (see below), whose sum is σ = 198818912807424. Its totient is φ = 54873453493000.

The previous prime is 121111022200057. The next prime is 121111022200117. The reversal of 121111022200102 is 201002220111121.

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, 8850550174 + ... + 8850563857.

It is an arithmetic number, because the mean of its divisors is an integer number (12426182050464).

Almost surely, 2^{121111022200102} is an apocalyptic number.

121111022200102 is a deficient number, since it is larger than the sum of its proper divisors (77707890607322).

121111022200102 is a wasteful number, since it uses less digits than its factorization.

121111022200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17701114355.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121111022200102 its reverse (201002220111121), we get a palindrome (322113242311223).

The spelling of 121111022200102 in words is "one hundred twenty-one trillion, one hundred eleven billion, twenty-two million, two hundred thousand, one hundred two".