1034401203312 has 80 divisors (see below), whose sum is σ = 2763186097152. Its totient is φ = 333099233280.

The previous prime is 1034401203239. The next prime is 1034401203313. The reversal of 1034401203312 is 2133021044301.

It is a happy number.

1034401203312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034401203313) 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, 256183 + ... + 1460969.

Almost surely, 2^{1034401203312} is an apocalyptic number.

1034401203312 is a gapful number since it is divisible by the number (12) 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 1034401203312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381593048576).

1034401203312 is an abundant number, since it is smaller than the sum of its proper divisors (1728784893840).

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

1034401203312 is a wasteful number, since it uses less digits than its factorization.

1034401203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205406 (or 1205400 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1034401203312 its reverse (2133021044301), we get a palindrome (3167422247613).

The spelling of 1034401203312 in words is "one trillion, thirty-four billion, four hundred one million, two hundred three thousand, three hundred twelve".