101553213 has 8 divisors (see below), whose sum is σ = 136603008. Its totient is φ = 67102784.

The previous prime is 101553209. The next prime is 101553253. The reversal of 101553213 is 312355101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101553213 - 2² = 101553209 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 101553213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101553203) 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 7 ways as a sum of consecutive naturals, for example, 149445 + ... + 150122.

It is an arithmetic number, because the mean of its divisors is an integer number (17075376).

Almost surely, 2^101553213 is an apocalyptic number.

It is an amenable number.

101553213 is a deficient number, since it is larger than the sum of its proper divisors (35049795).

101553213 is a wasteful number, since it uses less digits than its factorization.

101553213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299683.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 101553213 is about 10077.3614106074. The cubic root of 101553213 is about 466.5496731098.

The spelling of 101553213 in words is "one hundred one million, five hundred fifty-three thousand, two hundred thirteen".