101430051645 has 64 divisors (see below), whose sum is σ = 177050168064. Its totient is φ = 49285017600.

The previous prime is 101430051629. The next prime is 101430051691. The reversal of 101430051645 is 546150034101.

It is a happy number.

It is not a de Polignac number, because 101430051645 - 2⁴ = 101430051629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21054277 + ... + 21059093.

It is an arithmetic number, because the mean of its divisors is an integer number (2766408876).

Almost surely, 2^101430051645 is an apocalyptic number.

101430051645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101430051645 is a deficient number, since it is larger than the sum of its proper divisors (75620116419).

101430051645 is a wasteful number, since it uses less digits than its factorization.

101430051645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 101430051645 its reverse (546150034101), we get a palindrome (647580085746).

The spelling of 101430051645 in words is "one hundred one billion, four hundred thirty million, fifty-one thousand, six hundred forty-five".