421033514071100 has 144 divisors (see below), whose sum is σ = 1105637514170112. Its totient is φ = 135856397552640.

The previous prime is 421033514071081. The next prime is 421033514071127. The reversal of 421033514071100 is 1170415330124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 250335167 + ... + 252011433.

It is an arithmetic number, because the mean of its divisors is an integer number (7678038292848).

Almost surely, 2^{421033514071100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421033514071100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552818757085056).

421033514071100 is an abundant number, since it is smaller than the sum of its proper divisors (684604000099012).

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

421033514071100 is a wasteful number, since it uses less digits than its factorization.

421033514071100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697412 (or 1697405 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 421033514071100 in words is "four hundred twenty-one trillion, thirty-three billion, five hundred fourteen million, seventy-one thousand, one hundred".