101421355 has 8 divisors (see below), whose sum is σ = 139092192. Its totient is φ = 69546048.

The previous prime is 101421289. The next prime is 101421361. The reversal of 101421355 is 553124101.

It is a happy number.

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 101421355 - 2⁹ = 101420843 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1448842 + ... + 1448911.

It is an arithmetic number, because the mean of its divisors is an integer number (17386524).

Almost surely, 2^101421355 is an apocalyptic number.

101421355 is a deficient number, since it is larger than the sum of its proper divisors (37670837).

101421355 is an equidigital number, since it uses as much as digits as its factorization.

101421355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2897765.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 101421355 is about 10070.8169976422. The cubic root of 101421355 is about 466.3476609508.

Adding to 101421355 its reverse (553124101), we get a palindrome (654545456).

The spelling of 101421355 in words is "one hundred one million, four hundred twenty-one thousand, three hundred fifty-five".