101343445032451 has 4 divisors (see below), whose sum is σ = 101343989458504. Its totient is φ = 101342900606400.

The previous prime is 101343445032293. The next prime is 101343445032481. The reversal of 101343445032451 is 154230544343101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101343445032451 - 2²¹ = 101343442935299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101343445032481) 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, 271933710 + ... + 272306131.

It is an arithmetic number, because the mean of its divisors is an integer number (25335997364626).

Almost surely, 2^{101343445032451} is an apocalyptic number.

101343445032451 is a deficient number, since it is larger than the sum of its proper divisors (544426053).

101343445032451 is an equidigital number, since it uses as much as digits as its factorization.

101343445032451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544426052.

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 101343445032451 its reverse (154230544343101), we get a palindrome (255573989375552).

The spelling of 101343445032451 in words is "one hundred one trillion, three hundred forty-three billion, four hundred forty-five million, thirty-two thousand, four hundred fifty-one".