421042632611 has 8 divisors (see below), whose sum is σ = 445870134864. Its totient is φ = 396221829120.

The previous prime is 421042632581. The next prime is 421042632641. The reversal of 421042632611 is 116236240124.

It is an interprime number because it is at equal distance from previous prime (421042632581) and next prime (421042632641).

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 421042632611 - 2¹⁴ = 421042616227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421042632641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1544990 + ... + 1796963.

It is an arithmetic number, because the mean of its divisors is an integer number (55733766858).

Almost surely, 2^421042632611 is an apocalyptic number.

421042632611 is a deficient number, since it is larger than the sum of its proper divisors (24827502253).

421042632611 is a wasteful number, since it uses less digits than its factorization.

421042632611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349381.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 421042632611 its reverse (116236240124), we get a palindrome (537278872735).

The spelling of 421042632611 in words is "four hundred twenty-one billion, forty-two million, six hundred thirty-two thousand, six hundred eleven".