10211121110 has 8 divisors (see below), whose sum is σ = 18380018016. Its totient is φ = 4084448440.

The previous prime is 10211121023. The next prime is 10211121133. The reversal of 10211121110 is 1112111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 10211121091 and 10211121100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510556046 + ... + 510556065.

It is an arithmetic number, because the mean of its divisors is an integer number (2297502252).

Almost surely, 2^10211121110 is an apocalyptic number.

10211121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10211121110 is a deficient number, since it is larger than the sum of its proper divisors (8168896906).

10211121110 is a wasteful number, since it uses less digits than its factorization.

10211121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021112118.

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

Adding to 10211121110 its reverse (1112111201), we get a palindrome (11323232311).

Subtracting from 10211121110 its reverse (1112111201), we obtain a palindrome (9099009909).

The spelling of 10211121110 in words is "ten billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ten".