1430040213231 has 64 divisors (see below), whose sum is σ = 2367514469376. Its totient is φ = 749085696000.

The previous prime is 1430040213157. The next prime is 1430040213247. The reversal of 1430040213231 is 1323120400341.

It is a happy number.

It is not a de Polignac number, because 1430040213231 - 2¹³ = 1430040205039 is a prime.

It is a super-2 number, since 2×1430040213231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430040213131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8715556 + ... + 8878118.

It is an arithmetic number, because the mean of its divisors is an integer number (36992413584).

Almost surely, 2^{1430040213231} is an apocalyptic number.

1430040213231 is a deficient number, since it is larger than the sum of its proper divisors (937474256145).

1430040213231 is a wasteful number, since it uses less digits than its factorization.

1430040213231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163232.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1430040213231 its reverse (1323120400341), we get a palindrome (2753160613572).

The spelling of 1430040213231 in words is "one trillion, four hundred thirty billion, forty million, two hundred thirteen thousand, two hundred thirty-one".