101001121099951 has 2 divisors, whose sum is σ = 101001121099952. Its totient is φ = 101001121099950.

The previous prime is 101001121099943. The next prime is 101001121100029. The reversal of 101001121099951 is 159990121100101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101001121099951 - 2³ = 101001121099943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101001121099451) 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 as a sum of consecutive naturals, namely, 50500560549975 + 50500560549976.

It is an arithmetic number, because the mean of its divisors is an integer number (50500560549976).

Almost surely, 2^{101001121099951} is an apocalyptic number.

101001121099951 is a deficient number, since it is larger than the sum of its proper divisors (1).

101001121099951 is an equidigital number, since it uses as much as digits as its factorization.

101001121099951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 40.

The spelling of 101001121099951 in words is "one hundred one trillion, one billion, one hundred twenty-one million, ninety-nine thousand, nine hundred fifty-one".