100121201020110 has 64 divisors (see below), whose sum is σ = 248651587054080. Its totient is φ = 25770573924480.

The previous prime is 100121201020079. The next prime is 100121201020193. The reversal of 100121201020110 is 11020102121001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14424946 + ... + 20206965.

It is an arithmetic number, because the mean of its divisors is an integer number (3885181047720).

Almost surely, 2^{100121201020110} is an apocalyptic number.

100121201020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121201020110 is an abundant number, since it is smaller than the sum of its proper divisors (148530386033970).

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

100121201020110 is a wasteful number, since it uses less digits than its factorization.

100121201020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34635273.

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

Adding to 100121201020110 its reverse (11020102121001), we get a palindrome (111141303141111).

The spelling of 100121201020110 in words is "one hundred trillion, one hundred twenty-one billion, two hundred one million, twenty thousand, one hundred ten".