421034334321102 has 64 divisors (see below), whose sum is σ = 854898851473920. Its totient is φ = 138207706914816.

The previous prime is 421034334321091. The next prime is 421034334321131. The reversal of 421034334321102 is 201123433430124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30739157518 + ... + 30739171214.

It is an arithmetic number, because the mean of its divisors is an integer number (13357794554280).

Almost surely, 2^{421034334321102} is an apocalyptic number.

421034334321102 is an abundant number, since it is smaller than the sum of its proper divisors (433864517152818).

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

421034334321102 is a wasteful number, since it uses less digits than its factorization.

421034334321102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31625.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 421034334321102 its reverse (201123433430124), we get a palindrome (622157767751226).

The spelling of 421034334321102 in words is "four hundred twenty-one trillion, thirty-four billion, three hundred thirty-four million, three hundred twenty-one thousand, one hundred two".