100012111021101 has 16 divisors (see below), whose sum is σ = 134673398250048. Its totient is φ = 66012817776000.

The previous prime is 100012111021013. The next prime is 100012111021169. The reversal of 100012111021101 is 101120111210001.

It is not a de Polignac number, because 100012111021101 - 2¹⁰ = 100012111020077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012111021601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6880281 + ... + 15727761.

It is an arithmetic number, because the mean of its divisors is an integer number (8417087390628).

Almost surely, 2^{100012111021101} is an apocalyptic number.

It is an amenable number.

100012111021101 is a deficient number, since it is larger than the sum of its proper divisors (34661287228947).

100012111021101 is a wasteful number, since it uses less digits than its factorization.

100012111021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8884892.

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

Adding to 100012111021101 its reverse (101120111210001), we get a palindrome (201132222231102).

The spelling of 100012111021101 in words is "one hundred trillion, twelve billion, one hundred eleven million, twenty-one thousand, one hundred one".