31403003134402 has 8 divisors (see below), whose sum is σ = 47420642317500. Its totient is φ = 15596122361904.

The previous prime is 31403003134343. The next prime is 31403003134427. The reversal of 31403003134402 is 20443130030413.

It can be written as a sum of positive squares in 2 ways, for example, as 30663917325001 + 739085809401 = 5537501^2 + 859701^2 .

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

It is a super-2 number, since 2×31403003134402² (a number of 28 digits) contains 22 as substring.

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, 52689602277 + ... + 52689602872.

Almost surely, 2^{31403003134402} is an apocalyptic number.

31403003134402 is a deficient number, since it is larger than the sum of its proper divisors (16017639183098).

31403003134402 is a wasteful number, since it uses less digits than its factorization.

31403003134402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105379205300.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 31403003134402 its reverse (20443130030413), we get a palindrome (51846133164815).

The spelling of 31403003134402 in words is "thirty-one trillion, four hundred three billion, three million, one hundred thirty-four thousand, four hundred two".