10011111200121 has 8 divisors (see below), whose sum is σ = 13378279528800. Its totient is φ = 6659008502432.

The previous prime is 10011111200099. The next prime is 10011111200171. The reversal of 10011111200121 is 12100211111001.

10011111200121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10011111200121 - 2¹⁹ = 10011110675833 is a prime.

It is a super-2 number, since 2×10011111200121² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10011111200097 and 10011111200106.

It is not an unprimeable number, because it can be changed into a prime (10011111200171) 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, 3766406196 + ... + 3766408853.

It is an arithmetic number, because the mean of its divisors is an integer number (1672284941100).

Almost surely, 2^{10011111200121} is an apocalyptic number.

It is an amenable number.

10011111200121 is a deficient number, since it is larger than the sum of its proper divisors (3367168328679).

10011111200121 is an equidigital number, since it uses as much as digits as its factorization.

10011111200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7532815495.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10011111200121 its reverse (12100211111001), we get a palindrome (22111322311122).

The spelling of 10011111200121 in words is "ten trillion, eleven billion, one hundred eleven million, two hundred thousand, one hundred twenty-one".