121202100010102 has 8 divisors (see below), whose sum is σ = 182298526446816. Its totient is φ = 60435924527832.

The previous prime is 121202100010091. The next prime is 121202100010109. The reversal of 121202100010102 is 201010001202121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121202100010109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82562737693 + ... + 82562739160.

It is an arithmetic number, because the mean of its divisors is an integer number (22787315805852).

Almost surely, 2^{121202100010102} is an apocalyptic number.

121202100010102 is a deficient number, since it is larger than the sum of its proper divisors (61096426436714).

121202100010102 is a wasteful number, since it uses less digits than its factorization.

121202100010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165125477222.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121202100010102 its reverse (201010001202121), we get a palindrome (322212101212223).

The spelling of 121202100010102 in words is "one hundred twenty-one trillion, two hundred two billion, one hundred million, ten thousand, one hundred two".