10003121210111 has 8 divisors (see below), whose sum is σ = 10076317123824. Its totient is φ = 9930190981120.

The previous prime is 10003121210107. The next prime is 10003121210143. The reversal of 10003121210111 is 11101212130001.

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

It is a cyclic number.

It is not a de Polignac number, because 10003121210111 - 2² = 10003121210107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003121210011) 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, 66345605 + ... + 66496206.

It is an arithmetic number, because the mean of its divisors is an integer number (1259539640478).

Almost surely, 2^{10003121210111} is an apocalyptic number.

10003121210111 is a deficient number, since it is larger than the sum of its proper divisors (73195913713).

10003121210111 is a wasteful number, since it uses less digits than its factorization.

10003121210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132842361.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 10003121210111 its reverse (11101212130001), we get a palindrome (21104333340112).

The spelling of 10003121210111 in words is "ten trillion, three billion, one hundred twenty-one million, two hundred ten thousand, one hundred eleven".