100121220001110 has 128 divisors (see below), whose sum is σ = 299601048305664. Its totient is φ = 20803190348160.

The previous prime is 100121220001097. The next prime is 100121220001247. The reversal of 100121220001110 is 11100022121001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38431527 + ... + 40953933.

It is an arithmetic number, because the mean of its divisors is an integer number (2340633189888).

Almost surely, 2^{100121220001110} is an apocalyptic number.

100121220001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121220001110 is an abundant number, since it is smaller than the sum of its proper divisors (199479828304554).

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

100121220001110 is a wasteful number, since it uses less digits than its factorization.

100121220001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539618.

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

Adding to 100121220001110 its reverse (11100022121001), we get a palindrome (111221242122111).

The spelling of 100121220001110 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twenty million, one thousand, one hundred ten".