10000121110 has 32 divisors (see below), whose sum is σ = 20585763072. Its totient is φ = 3426265440.

The previous prime is 10000121099. The next prime is 10000121147. The reversal of 10000121110 is 1112100001.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 10000121093 and 10000121102.

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, 55645 + ... + 151975.

It is an arithmetic number, because the mean of its divisors is an integer number (643305096).

Almost surely, 2^10000121110 is an apocalyptic number.

10000121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10000121110 is an abundant number, since it is smaller than the sum of its proper divisors (10585641962).

10000121110 is a wasteful number, since it uses less digits than its factorization.

10000121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97828.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10000121110 its reverse (1112100001), we get a palindrome (11112221111).

The spelling of 10000121110 in words is "ten billion, one hundred twenty-one thousand, one hundred ten".