101012430230443 has 4 divisors (see below), whose sum is σ = 101086649504568. Its totient is φ = 100938210956320.

The previous prime is 101012430230429. The next prime is 101012430230563. The reversal of 101012430230443 is 344032034210101.

It is a happy number.

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 101012430230443 - 2⁴⁵ = 65828058141611 is a prime.

It is a super-4 number, since 4×101012430230443⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101012430230843) 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, 37109635021 + ... + 37109637742.

It is an arithmetic number, because the mean of its divisors is an integer number (25271662376142).

Almost surely, 2^{101012430230443} is an apocalyptic number.

101012430230443 is a deficient number, since it is larger than the sum of its proper divisors (74219274125).

101012430230443 is an equidigital number, since it uses as much as digits as its factorization.

101012430230443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74219274124.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 101012430230443 its reverse (344032034210101), we get a palindrome (445044464440544).

The spelling of 101012430230443 in words is "one hundred one trillion, twelve billion, four hundred thirty million, two hundred thirty thousand, four hundred forty-three".