101303040040421 has 4 divisors (see below), whose sum is σ = 102729843421344. Its totient is φ = 99876236659500.

The previous prime is 101303040040309. The next prime is 101303040040427. The reversal of 101303040040421 is 124040040303101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101303040040421 - 2¹⁴ = 101303040024037 is a prime.

It is a super-2 number, since 2×101303040040421² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101303040040427) 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, 713401690355 + ... + 713401690496.

It is an arithmetic number, because the mean of its divisors is an integer number (25682460855336).

Almost surely, 2^{101303040040421} is an apocalyptic number.

It is an amenable number.

101303040040421 is a deficient number, since it is larger than the sum of its proper divisors (1426803380923).

101303040040421 is an equidigital number, since it uses as much as digits as its factorization.

101303040040421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426803380922.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 101303040040421 its reverse (124040040303101), we get a palindrome (225343080343522).

The spelling of 101303040040421 in words is "one hundred one trillion, three hundred three billion, forty million, forty thousand, four hundred twenty-one".