102020121010110 has 32 divisors (see below), whose sum is σ = 259251131038752. Its totient is φ = 25605049978880.

The previous prime is 102020121010081. The next prime is 102020121010201. The reversal of 102020121010110 is 11010121020201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100019725971 + ... + 100019726990.

It is an arithmetic number, because the mean of its divisors is an integer number (8101597844961).

Almost surely, 2^{102020121010110} is an apocalyptic number.

102020121010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102020121010110 is an abundant number, since it is smaller than the sum of its proper divisors (157231010028642).

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

102020121010110 is a wasteful number, since it uses less digits than its factorization.

102020121010110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200039452988.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102020121010110 its reverse (11010121020201), we get a palindrome (113030242030311).

The spelling of 102020121010110 in words is "one hundred two trillion, twenty billion, one hundred twenty-one million, ten thousand, one hundred ten".