31403003424142 has 32 divisors (see below), whose sum is σ = 54717352865280. Its totient is φ = 13237530835680.

The previous prime is 31403003424127. The next prime is 31403003424151. The reversal of 31403003424142 is 24142430030413.

It is a super-3 number, since 3×31403003424142³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 44845393 + ... + 45540259.

It is an arithmetic number, because the mean of its divisors is an integer number (1709917277040).

Almost surely, 2^{31403003424142} is an apocalyptic number.

31403003424142 is a deficient number, since it is larger than the sum of its proper divisors (23314349441138).

31403003424142 is a wasteful number, since it uses less digits than its factorization.

31403003424142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747856.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 31403003424142 its reverse (24142430030413), we get a palindrome (55545433454555).

The spelling of 31403003424142 in words is "thirty-one trillion, four hundred three billion, three million, four hundred twenty-four thousand, one hundred forty-two".