101033024143021 has 4 divisors (see below), whose sum is σ = 101208124705372. Its totient is φ = 100857923580672.

The previous prime is 101033024142923. The next prime is 101033024143027. The reversal of 101033024143021 is 120341420330101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 70381797456996 + 30651226686025 = 8389386^2 + 5536355^2 .

It is a cyclic number.

It is not a de Polignac number, because 101033024143021 - 2²¹ = 101033022045869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101033024143027) 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, 87550280310 + ... + 87550281463.

It is an arithmetic number, because the mean of its divisors is an integer number (25302031176343).

Almost surely, 2^{101033024143021} is an apocalyptic number.

It is an amenable number.

101033024143021 is a deficient number, since it is larger than the sum of its proper divisors (175100562351).

101033024143021 is an equidigital number, since it uses as much as digits as its factorization.

101033024143021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175100562350.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 101033024143021 its reverse (120341420330101), we get a palindrome (221374444473122).

The spelling of 101033024143021 in words is "one hundred one trillion, thirty-three billion, twenty-four million, one hundred forty-three thousand, twenty-one".