31432030033242 has 32 divisors (see below), whose sum is σ = 63591855762240. Its totient is φ = 10356123536000.

The previous prime is 31432030033223. The next prime is 31432030033289. The reversal of 31432030033242 is 24233003023413.

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, 8350509 + ... + 11514992.

It is an arithmetic number, because the mean of its divisors is an integer number (1987245492570).

Almost surely, 2^{31432030033242} is an apocalyptic number.

31432030033242 is an abundant number, since it is smaller than the sum of its proper divisors (32159825728998).

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

31432030033242 is a wasteful number, since it uses less digits than its factorization.

31432030033242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19868558.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 31432030033242 its reverse (24233003023413), we get a palindrome (55665033056655).

The spelling of 31432030033242 in words is "thirty-one trillion, four hundred thirty-two billion, thirty million, thirty-three thousand, two hundred forty-two".