101101012121099 has 4 divisors (see below), whose sum is σ = 101101168448736. Its totient is φ = 101100855793464.

The previous prime is 101101012121093. The next prime is 101101012121101. The reversal of 101101012121099 is 990121210101101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101101012121099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101101012121093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77189684 + ... + 78488529.

It is an arithmetic number, because the mean of its divisors is an integer number (25275292112184).

Almost surely, 2^{101101012121099} is an apocalyptic number.

101101012121099 is a deficient number, since it is larger than the sum of its proper divisors (156327637).

101101012121099 is an equidigital number, since it uses as much as digits as its factorization.

101101012121099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156327636.

The product of its (nonzero) digits is 324, while the sum is 29.

The spelling of 101101012121099 in words is "one hundred one trillion, one hundred one billion, twelve million, one hundred twenty-one thousand, ninety-nine".