101823843551 has 8 divisors (see below), whose sum is σ = 105346330320. Its totient is φ = 98302111488.

The previous prime is 101823843547. The next prime is 101823843577. The reversal of 101823843551 is 155348328101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101823843551 - 2² = 101823843547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101823843499 and 101823843508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101823843581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92975 + ... + 460751.

It is an arithmetic number, because the mean of its divisors is an integer number (13168291290).

Almost surely, 2^101823843551 is an apocalyptic number.

101823843551 is a deficient number, since it is larger than the sum of its proper divisors (3522486769).

101823843551 is an equidigital number, since it uses as much as digits as its factorization.

101823843551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377353.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 101823843551 in words is "one hundred one billion, eight hundred twenty-three million, eight hundred forty-three thousand, five hundred fifty-one".