411421021000 has 64 divisors (see below), whose sum is σ = 1050245688960. Its totient is φ = 149607640000.

The previous prime is 411421020991. The next prime is 411421021001. The reversal of 411421021000 is 120124114.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (411421021001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18689956 + ... + 18711955.

It is an arithmetic number, because the mean of its divisors is an integer number (16410088890).

Almost surely, 2^411421021000 is an apocalyptic number.

411421021000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

411421021000 is an abundant number, since it is smaller than the sum of its proper divisors (638824667960).

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

411421021000 is a wasteful number, since it uses less digits than its factorization.

411421021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37401943 (or 37401929 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 411421021000 its reverse (120124114), we get a palindrome (411541145114).

The spelling of 411421021000 in words is "four hundred eleven billion, four hundred twenty-one million, twenty-one thousand".