1031331421334 has 16 divisors (see below), whose sum is σ = 1548129367440. Its totient is φ = 515288373600.

The previous prime is 1031331421333. The next prime is 1031331421339. The reversal of 1031331421334 is 4331241331301.

It is a junction number, because it is equal to n+sod(n) for n = 1031331421297 and 1031331421306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031331421333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57578372 + ... + 57596280.

It is an arithmetic number, because the mean of its divisors is an integer number (96758085465).

Almost surely, 2^{1031331421334} is an apocalyptic number.

1031331421334 is a deficient number, since it is larger than the sum of its proper divisors (516797946106).

1031331421334 is a wasteful number, since it uses less digits than its factorization.

1031331421334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37375.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 1031331421334 its reverse (4331241331301), we get a palindrome (5362572752635).

The spelling of 1031331421334 in words is "one trillion, thirty-one billion, three hundred thirty-one million, four hundred twenty-one thousand, three hundred thirty-four".