421012043424010 has 16 divisors (see below), whose sum is σ = 757842260061672. Its totient is φ = 168400243614400.

The previous prime is 421012043423981. The next prime is 421012043424031. The reversal of 421012043424010 is 10424340210124.

It can be written as a sum of positive squares in 4 ways, for example, as 254828000468889 + 166184042955121 = 15963333^2 + 12891239^2 .

It is a super-2 number, since 2×421012043424010² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 421012043424010.

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, 571332781 + ... + 572069200.

Almost surely, 2^{421012043424010} is an apocalyptic number.

421012043424010 is a deficient number, since it is larger than the sum of its proper divisors (336830216637662).

421012043424010 is a wasteful number, since it uses less digits than its factorization.

421012043424010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143438809.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 421012043424010 its reverse (10424340210124), we get a palindrome (431436383634134).

The spelling of 421012043424010 in words is "four hundred twenty-one trillion, twelve billion, forty-three million, four hundred twenty-four thousand, ten".