1231034440104 has 64 divisors (see below), whose sum is σ = 3908045846400. Its totient is φ = 351724125312.

The previous prime is 1231034440091. The next prime is 1231034440109. The reversal of 1231034440104 is 4010444301321.

1231034440104 is a `hidden beast` number, since 1 + 2 + 310 + 344 + 4 + 0 + 1 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1231034440109) 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, 407086597 + ... + 407089620.

It is an arithmetic number, because the mean of its divisors is an integer number (61063216350).

Almost surely, 2^{1231034440104} is an apocalyptic number.

1231034440104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1231034440104 is an abundant number, since it is smaller than the sum of its proper divisors (2677011406296).

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

1231034440104 is a wasteful number, since it uses less digits than its factorization.

1231034440104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814176239 (or 814176229 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1231034440104 its reverse (4010444301321), we get a palindrome (5241478741425).

The spelling of 1231034440104 in words is "one trillion, two hundred thirty-one billion, thirty-four million, four hundred forty thousand, one hundred four".