1402003210431 has 4 divisors (see below), whose sum is σ = 1869337613912. Its totient is φ = 934668806952.

The previous prime is 1402003210409. The next prime is 1402003210591. The reversal of 1402003210431 is 1340123002041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1402003210431 - 2¹¹ = 1402003208383 is a prime.

It is a super-2 number, since 2×1402003210431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1402003210398 and 1402003210407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402003210831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233667201736 + ... + 233667201741.

It is an arithmetic number, because the mean of its divisors is an integer number (467334403478).

Almost surely, 2^{1402003210431} is an apocalyptic number.

1402003210431 is a deficient number, since it is larger than the sum of its proper divisors (467334403481).

1402003210431 is an equidigital number, since it uses as much as digits as its factorization.

1402003210431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467334403480.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1402003210431 its reverse (1340123002041), we get a palindrome (2742126212472).

The spelling of 1402003210431 in words is "one trillion, four hundred two billion, three million, two hundred ten thousand, four hundred thirty-one".