1034203120 has 80 divisors (see below), whose sum is σ = 2441174112. Its totient is φ = 407429120.

The previous prime is 1034203099. The next prime is 1034203139. The reversal of 1034203120 is 213024301.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1034203094 and 1034203103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2106075 + ... + 2106565.

Almost surely, 2^1034203120 is an apocalyptic number.

1034203120 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 1034203120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1220587056).

1034203120 is an abundant number, since it is smaller than the sum of its proper divisors (1406970992).

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

1034203120 is a wasteful number, since it uses less digits than its factorization.

1034203120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1034203120 is about 32159.0285922943. The cubic root of 1034203120 is about 1011.2734712596.

Adding to 1034203120 its reverse (213024301), we get a palindrome (1247227421).

The spelling of 1034203120 in words is "one billion, thirty-four million, two hundred three thousand, one hundred twenty".