31414242242 has 8 divisors (see below), whose sum is σ = 47323601676. Its totient is φ = 15639708352.

The previous prime is 31414242193. The next prime is 31414242269. The reversal of 31414242242 is 24224241413.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 31413663121 + 579121 = 177239^2 + 761^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33705803 + ... + 33706734.

Almost surely, 2^31414242242 is an apocalyptic number.

31414242242 is a deficient number, since it is larger than the sum of its proper divisors (15909359434).

31414242242 is a wasteful number, since it uses less digits than its factorization.

31414242242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67412772.

The product of its digits is 12288, while the sum is 29.

Adding to 31414242242 its reverse (24224241413), we get a palindrome (55638483655).

The spelling of 31414242242 in words is "thirty-one billion, four hundred fourteen million, two hundred forty-two thousand, two hundred forty-two".