1012034100 has 288 divisors, whose sum is σ = 3685764096. Its totient is φ = 208281600.

The previous prime is 1012033973. The next prime is 1012034159. The reversal of 1012034100 is 14302101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4458187 + ... + 4458413.

It is an arithmetic number, because the mean of its divisors is an integer number (12797792).

Almost surely, 2^1012034100 is an apocalyptic number.

1012034100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012034100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842882048).

1012034100 is an abundant number, since it is smaller than the sum of its proper divisors (2673729996).

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

1012034100 is a wasteful number, since it uses less digits than its factorization.

1012034100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1012034100 is about 31812.4833988169. The cubic root of 1012034100 is about 1003.9953823272.

Adding to 1012034100 its reverse (14302101), we get a palindrome (1026336201).

The spelling of 1012034100 in words is "one billion, twelve million, thirty-four thousand, one hundred".