101421205224 has 32 divisors (see below), whose sum is σ = 254378937120. Its totient is φ = 33696945216.

The previous prime is 101421205213. The next prime is 101421205313. The reversal of 101421205224 is 422502124101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 101421205194 and 101421205203.

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, 6875179 + ... + 6889914.

It is an arithmetic number, because the mean of its divisors is an integer number (7949341785).

Almost surely, 2^101421205224 is an apocalyptic number.

It is an amenable number.

101421205224 is an abundant number, since it is smaller than the sum of its proper divisors (152957731896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101421205224 is a wasteful number, since it uses less digits than its factorization.

101421205224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13765409 (or 13765405 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 101421205224 its reverse (422502124101), we get a palindrome (523923329325).

The spelling of 101421205224 in words is "one hundred one billion, four hundred twenty-one million, two hundred five thousand, two hundred twenty-four".