10121012200111 has 8 divisors (see below), whose sum is σ = 10223200006560. Its totient is φ = 10019045820672.

The previous prime is 10121012200069. The next prime is 10121012200139. The reversal of 10121012200111 is 11100221012101.

It is a happy number.

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 10121012200111 - 2¹⁹ = 10121011675823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10121012200091 and 10121012200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121012200171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55264875 + ... + 55447708.

It is an arithmetic number, because the mean of its divisors is an integer number (1277900000820).

Almost surely, 2^{10121012200111} is an apocalyptic number.

10121012200111 is a deficient number, since it is larger than the sum of its proper divisors (102187806449).

10121012200111 is a wasteful number, since it uses less digits than its factorization.

10121012200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110713505.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10121012200111 its reverse (11100221012101), we get a palindrome (21221233212212).

The spelling of 10121012200111 in words is "ten trillion, one hundred twenty-one billion, twelve million, two hundred thousand, one hundred eleven".