1004112100 has 36 divisors (see below), whose sum is σ = 2180360448. Its totient is φ = 401380000.

The previous prime is 1004112097. The next prime is 1004112113. The reversal of 1004112100 is 12114001.

It is a super-2 number, since 2×1004112100² = 2016482218732820000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232965 + ... + 237235.

It is an arithmetic number, because the mean of its divisors is an integer number (60565568).

Almost surely, 2^1004112100 is an apocalyptic number.

1004112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004112100 is an abundant number, since it is smaller than the sum of its proper divisors (1176248348).

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

1004112100 is a wasteful number, since it uses less digits than its factorization.

1004112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6636 (or 6629 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1004112100 is about 31687.7279084506. The cubic root of 1004112100 is about 1001.3688254619.

Adding to 1004112100 its reverse (12114001), we get a palindrome (1016226101).

The spelling of 1004112100 in words is "one billion, four million, one hundred twelve thousand, one hundred".