103215421224 has 96 divisors (see below), whose sum is σ = 295334208000. Its totient is φ = 32511943296.

The previous prime is 103215421147. The next prime is 103215421241. The reversal of 103215421224 is 422124512301.

103215421224 is a `hidden beast` number, since 1 + 0 + 3 + 2 + 15 + 421 + 224 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 427744 + ... + 624015.

It is an arithmetic number, because the mean of its divisors is an integer number (3076398000).

Almost surely, 2^103215421224 is an apocalyptic number.

It is an amenable number.

103215421224 is an abundant number, since it is smaller than the sum of its proper divisors (192118786776).

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

103215421224 is a wasteful number, since it uses less digits than its factorization.

103215421224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051847 (or 1051840 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 103215421224 its reverse (422124512301), we get a palindrome (525339933525).

The spelling of 103215421224 in words is "one hundred three billion, two hundred fifteen million, four hundred twenty-one thousand, two hundred twenty-four".