421044301100 has 36 divisors (see below), whose sum is σ = 927302956104. Its totient is φ = 165904020480.

The previous prime is 421044301043. The next prime is 421044301109. The reversal of 421044301100 is 1103440124.

It is a super-2 number, since 2×421044301100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (421044301109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31414517 + ... + 31427916.

Almost surely, 2^421044301100 is an apocalyptic number.

It is an amenable number.

421044301100 is an abundant number, since it is smaller than the sum of its proper divisors (506258655004).

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

421044301100 is a wasteful number, since it uses less digits than its factorization.

421044301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62842514 (or 62842507 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 421044301100 its reverse (1103440124), we get a palindrome (422147741224).

The spelling of 421044301100 in words is "four hundred twenty-one billion, forty-four million, three hundred one thousand, one hundred".