121101121010102 has 32 divisors (see below), whose sum is σ = 199534561228800. Its totient is φ = 54867226601088.

The previous prime is 121101121010101. The next prime is 121101121010137. The reversal of 121101121010102 is 201010121101121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121101121010101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17147099 + ... + 23156537.

It is an arithmetic number, because the mean of its divisors is an integer number (6235455038400).

Almost surely, 2^{121101121010102} is an apocalyptic number.

121101121010102 is a deficient number, since it is larger than the sum of its proper divisors (78433440218698).

121101121010102 is a wasteful number, since it uses less digits than its factorization.

121101121010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6032540.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 121101121010102 its reverse (201010121101121), we get a palindrome (322111242111223).

The spelling of 121101121010102 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred twenty-one million, ten thousand, one hundred two".