101420343525 has 24 divisors (see below), whose sum is σ = 173463763680. Its totient is φ = 52225647040.

The previous prime is 101420343491. The next prime is 101420343527. The reversal of 101420343525 is 525343024101.

It is not a de Polignac number, because 101420343525 - 2⁷ = 101420343397 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101420343492 and 101420343501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101420343527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23312847 + ... + 23317196.

It is an arithmetic number, because the mean of its divisors is an integer number (7227656820).

Almost surely, 2^101420343525 is an apocalyptic number.

101420343525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101420343525 is a deficient number, since it is larger than the sum of its proper divisors (72043420155).

101420343525 is a wasteful number, since it uses less digits than its factorization.

101420343525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46630085 (or 46630080 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 101420343525 its reverse (525343024101), we get a palindrome (626763367626).

The spelling of 101420343525 in words is "one hundred one billion, four hundred twenty million, three hundred forty-three thousand, five hundred twenty-five".