31344200403000 has 128 divisors (see below), whose sum is σ = 98892714024000. Its totient is φ = 8264538163200.

The previous prime is 31344200402953. The next prime is 31344200403001. The reversal of 31344200403000 is 30400244313.

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 (31344200403001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58430005 + ... + 58964004.

Almost surely, 2^{31344200403000} is an apocalyptic number.

31344200403000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31344200403000 is an abundant number, since it is smaller than the sum of its proper divisors (67548513621000).

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

31344200403000 is a wasteful number, since it uses less digits than its factorization.

31344200403000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117394122 (or 117394108 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 31344200403000 its reverse (30400244313), we get a palindrome (31374600647313).

The spelling of 31344200403000 in words is "thirty-one trillion, three hundred forty-four billion, two hundred million, four hundred three thousand".