12101121220102 has 16 divisors (see below), whose sum is σ = 19219512079872. Its totient is φ = 5694620314240.

The previous prime is 12101121220073. The next prime is 12101121220141. The reversal of 12101121220102 is 20102212110121.

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, 8790843 + ... + 10073785.

It is an arithmetic number, because the mean of its divisors is an integer number (1201219504992).

Almost surely, 2^{12101121220102} is an apocalyptic number.

12101121220102 is a deficient number, since it is larger than the sum of its proper divisors (7118390859770).

12101121220102 is a wasteful number, since it uses less digits than its factorization.

12101121220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560383.

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

Adding to 12101121220102 its reverse (20102212110121), we get a palindrome (32203333330223).

The spelling of 12101121220102 in words is "twelve trillion, one hundred one billion, one hundred twenty-one million, two hundred twenty thousand, one hundred two".