31224002421201 has 8 divisors (see below), whose sum is σ = 41649270763104. Its totient is φ = 20807367846720.

The previous prime is 31224002421149. The next prime is 31224002421217. The reversal of 31224002421201 is 10212420042213.

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

It is a de Polignac number, because none of the positive numbers 2^k-31224002421201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31224002421301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2158433416 + ... + 2158447881.

It is an arithmetic number, because the mean of its divisors is an integer number (5206158845388).

Almost surely, 2^{31224002421201} is an apocalyptic number.

It is an amenable number.

31224002421201 is a deficient number, since it is larger than the sum of its proper divisors (10425268341903).

31224002421201 is a wasteful number, since it uses less digits than its factorization.

31224002421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316883711.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 31224002421201 its reverse (10212420042213), we get a palindrome (41436422463414).

The spelling of 31224002421201 in words is "thirty-one trillion, two hundred twenty-four billion, two million, four hundred twenty-one thousand, two hundred one".