121010110210010 has 16 divisors (see below), whose sum is σ = 248935083860736. Its totient is φ = 41489180643408.

The previous prime is 121010110210009. The next prime is 121010110210039. The reversal of 121010110210010 is 10012011010121.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121010110209973 and 121010110210000.

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, 864357930002 + ... + 864357930141.

It is an arithmetic number, because the mean of its divisors is an integer number (15558442741296).

Almost surely, 2^{121010110210010} is an apocalyptic number.

121010110210010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121010110210010 is an abundant number, since it is smaller than the sum of its proper divisors (127924973650726).

121010110210010 is a wasteful number, since it uses less digits than its factorization.

121010110210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728715860157.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 121010110210010 its reverse (10012011010121), we get a palindrome (131022121220131).

The spelling of 121010110210010 in words is "one hundred twenty-one trillion, ten billion, one hundred ten million, two hundred ten thousand, ten".