10121100212099 has 2 divisors, whose sum is σ = 10121100212100. Its totient is φ = 10121100212098.

The previous prime is 10121100212077. The next prime is 10121100212143. The reversal of 10121100212099 is 99021200112101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10121100212099 is a prime.

It is not a weakly prime, because it can be changed into another prime (10121100272099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060550106049 + 5060550106050.

It is an arithmetic number, because the mean of its divisors is an integer number (5060550106050).

Almost surely, 2^{10121100212099} is an apocalyptic number.

10121100212099 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121100212099 is an equidigital number, since it uses as much as digits as its factorization.

10121100212099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 10121100212099 in words is "ten trillion, one hundred twenty-one billion, one hundred million, two hundred twelve thousand, ninety-nine".