31143103322234 has 16 divisors (see below), whose sum is σ = 47708980822656. Its totient is φ = 15240115228800.

The previous prime is 31143103322203. The next prime is 31143103322237. The reversal of 31143103322234 is 43222330134113.

It is a self number, because there is not a number n which added to its sum of digits gives 31143103322234.

It is not an unprimeable number, because it can be changed into a prime (31143103322237) 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, 10521029 + ... + 13152119.

It is an arithmetic number, because the mean of its divisors is an integer number (2981811301416).

Almost surely, 2^{31143103322234} is an apocalyptic number.

31143103322234 is a deficient number, since it is larger than the sum of its proper divisors (16565877500422).

31143103322234 is a wasteful number, since it uses less digits than its factorization.

31143103322234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757061.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 31143103322234 its reverse (43222330134113), we get a palindrome (74365433456347).

The spelling of 31143103322234 in words is "thirty-one trillion, one hundred forty-three billion, one hundred three million, three hundred twenty-two thousand, two hundred thirty-four".