31400003204142 has 16 divisors (see below), whose sum is σ = 63864413297280. Its totient is φ = 10289266586552.

The previous prime is 31400003204111. The next prime is 31400003204149. The reversal of 31400003204142 is 24140230000413.

It is a super-3 number, since 3×31400003204142³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31400003204149) 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, 44350286658 + ... + 44350287365.

It is an arithmetic number, because the mean of its divisors is an integer number (3991525831080).

Almost surely, 2^{31400003204142} is an apocalyptic number.

31400003204142 is an abundant number, since it is smaller than the sum of its proper divisors (32464410093138).

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

31400003204142 is a wasteful number, since it uses less digits than its factorization.

31400003204142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88700574087.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 31400003204142 its reverse (24140230000413), we get a palindrome (55540233204555).

The spelling of 31400003204142 in words is "thirty-one trillion, four hundred billion, three million, two hundred four thousand, one hundred forty-two".