101120651879 has 4 divisors (see below), whose sum is σ = 108899163576. Its totient is φ = 93342140184.

The previous prime is 101120651839. The next prime is 101120651893. The reversal of 101120651879 is 978156021101.

It is a happy number.

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-101120651879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120651809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3889255829 + ... + 3889255854.

It is an arithmetic number, because the mean of its divisors is an integer number (27224790894).

Almost surely, 2^101120651879 is an apocalyptic number.

101120651879 is a deficient number, since it is larger than the sum of its proper divisors (7778511697).

101120651879 is an equidigital number, since it uses as much as digits as its factorization.

101120651879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7778511696.

The product of its (nonzero) digits is 30240, while the sum is 41.

The spelling of 101120651879 in words is "one hundred one billion, one hundred twenty million, six hundred fifty-one thousand, eight hundred seventy-nine".