101551366043 has 4 divisors (see below), whose sum is σ = 101552003928. Its totient is φ = 101550728160.

The previous prime is 101551366031. The next prime is 101551366097. The reversal of 101551366043 is 340663155101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 101551366043 - 2⁸ = 101551365787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101551365994 and 101551366012.

It is not an unprimeable number, because it can be changed into a prime (101551362043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139763 + ... + 471843.

It is an arithmetic number, because the mean of its divisors is an integer number (25388000982).

Almost surely, 2^101551366043 is an apocalyptic number.

101551366043 is a deficient number, since it is larger than the sum of its proper divisors (637885).

101551366043 is an equidigital number, since it uses as much as digits as its factorization.

101551366043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637884.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 101551366043 in words is "one hundred one billion, five hundred fifty-one million, three hundred sixty-six thousand, forty-three".