101121201110 has 32 divisors (see below), whose sum is σ = 183571771392. Its totient is φ = 40103652960.

The previous prime is 101121201091. The next prime is 101121201187. The reversal of 101121201110 is 11102121101.

It is a junction number, because it is equal to n+sod(n) for n = 101121201091 and 101121201100.

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, 1969829 + ... + 2020511.

It is an arithmetic number, because the mean of its divisors is an integer number (5736617856).

Almost surely, 2^101121201110 is an apocalyptic number.

101121201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101121201110 is a deficient number, since it is larger than the sum of its proper divisors (82450570282).

101121201110 is a wasteful number, since it uses less digits than its factorization.

101121201110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52388.

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

Adding to 101121201110 its reverse (11102121101), we get a palindrome (112223322211).

The spelling of 101121201110 in words is "one hundred one billion, one hundred twenty-one million, two hundred one thousand, one hundred ten".