101120001999949 has 2 divisors, whose sum is σ = 101120001999950. Its totient is φ = 101120001999948.

The previous prime is 101120001999901. The next prime is 101120002000111. The reversal of 101120001999949 is 949999100021101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98988431199849 + 2131570800100 = 9949293^2 + 1459990^2 .

It is a cyclic number.

It is not a de Polignac number, because 101120001999949 - 2²¹ = 101119999902797 is a prime.

It is a super-3 number, since 3×101120001999949³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101120001999949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101120001919949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560000999974 + 50560000999975.

It is an arithmetic number, because the mean of its divisors is an integer number (50560000999975).

Almost surely, 2^{101120001999949} is an apocalyptic number.

It is an amenable number.

101120001999949 is a deficient number, since it is larger than the sum of its proper divisors (1).

101120001999949 is an equidigital number, since it uses as much as digits as its factorization.

101120001999949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 55.

The spelling of 101120001999949 in words is "one hundred one trillion, one hundred twenty billion, one million, nine hundred ninety-nine thousand, nine hundred forty-nine".