10000001121 has 8 divisors (see below), whose sum is σ = 14545456224. Its totient is φ = 6060606720.

The previous prime is 10000001117. The next prime is 10000001153. The reversal of 10000001121 is 12110000001.

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

It is not a de Polignac number, because 10000001121 - 2² = 10000001117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10000001101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151515136 + ... + 151515201.

It is an arithmetic number, because the mean of its divisors is an integer number (1818182028).

Almost surely, 2^10000001121 is an apocalyptic number.

10000001121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10000001121 is a deficient number, since it is larger than the sum of its proper divisors (4545455103).

10000001121 is a wasteful number, since it uses less digits than its factorization.

10000001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303030351.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10000001121 its reverse (12110000001), we get a palindrome (22110001122).

It can be divided in two parts, 10000001 and 121, that multiplied together give a palindrome (1210000121).

The spelling of 10000001121 in words is "ten billion, one thousand, one hundred twenty-one".