121002110202102 has 16 divisors (see below), whose sum is σ = 243008387296752. Its totient is φ = 40166675585280.

The previous prime is 121002110202089. The next prime is 121002110202133. The reversal of 121002110202102 is 201202011200121.

It is a super-2 number, since 2×121002110202102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41840285623 + ... + 41840288514.

It is an arithmetic number, because the mean of its divisors is an integer number (15188024206047).

Almost surely, 2^{121002110202102} is an apocalyptic number.

121002110202102 is an abundant number, since it is smaller than the sum of its proper divisors (122006277094650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121002110202102 is a wasteful number, since it uses less digits than its factorization.

121002110202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83680574383.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121002110202102 its reverse (201202011200121), we get a palindrome (322204121402223).

The spelling of 121002110202102 in words is "one hundred twenty-one trillion, two billion, one hundred ten million, two hundred two thousand, one hundred two".