101032403421 has 4 divisors (see below), whose sum is σ = 134709871232. Its totient is φ = 67354935612.

The previous prime is 101032403413. The next prime is 101032403429. The reversal of 101032403421 is 124304230101.

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, and also an emirpimes, since its reverse is a distinct semiprime: 124304230101 = 3 ⋅41434743367.

It is an interprime number because it is at equal distance from previous prime (101032403413) and next prime (101032403429).

It is not a de Polignac number, because 101032403421 - 2³ = 101032403413 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 (101032403429) 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, 16838733901 + ... + 16838733906.

It is an arithmetic number, because the mean of its divisors is an integer number (33677467808).

Almost surely, 2^101032403421 is an apocalyptic number.

It is an amenable number.

101032403421 is a deficient number, since it is larger than the sum of its proper divisors (33677467811).

101032403421 is an equidigital number, since it uses as much as digits as its factorization.

101032403421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33677467810.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 101032403421 its reverse (124304230101), we get a palindrome (225336633522).

The spelling of 101032403421 in words is "one hundred one billion, thirty-two million, four hundred three thousand, four hundred twenty-one".