101333421 has 18 divisors (see below), whose sum is σ = 170268462. Its totient is φ = 57904560.

The previous prime is 101333411. The next prime is 101333459. The reversal of 101333421 is 124333101.

It can be written as a sum of positive squares in only one way, i.e., 73770921 + 27562500 = 8589^2 + 5250^2 .

It is not a de Polignac number, because 101333421 - 2⁷ = 101333293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101333394 and 101333403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101333411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 114450 + ... + 115331.

It is an arithmetic number, because the mean of its divisors is an integer number (9459359).

Almost surely, 2^101333421 is an apocalyptic number.

It is an amenable number.

101333421 is a deficient number, since it is larger than the sum of its proper divisors (68935041).

101333421 is a wasteful number, since it uses less digits than its factorization.

101333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229801 (or 229791 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 101333421 is about 10066.4502680935. The cubic root of 101333421 is about 466.2128449238.

Adding to 101333421 its reverse (124333101), we get a palindrome (225666522).

The spelling of 101333421 in words is "one hundred one million, three hundred thirty-three thousand, four hundred twenty-one".