31403133440002 has 8 divisors (see below), whose sum is σ = 47104731157500. Its totient is φ = 15701556387504.

The previous prime is 31403133439961. The next prime is 31403133440009. The reversal of 31403133440002 is 20004433130413.

It can be written as a sum of positive squares in 2 ways, for example, as 30694824364681 + 708309075321 = 5540291^2 + 841611^2 .

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

It is a super-2 number, since 2×31403133440002² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31403133440009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537877 + ... + 7943272.

Almost surely, 2^{31403133440002} is an apocalyptic number.

31403133440002 is a deficient number, since it is larger than the sum of its proper divisors (15701597717498).

31403133440002 is a wasteful number, since it uses less digits than its factorization.

31403133440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10332500.

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

Adding to 31403133440002 its reverse (20004433130413), we get a palindrome (51407566570415).

The spelling of 31403133440002 in words is "thirty-one trillion, four hundred three billion, one hundred thirty-three million, four hundred forty thousand, two".