1231423343510 has 16 divisors (see below), whose sum is σ = 2312934280416. Its totient is φ = 471153279168.

The previous prime is 1231423343489. The next prime is 1231423343531. The reversal of 1231423343510 is 153433241321.

It is an interprime number because it is at equal distance from previous prime (1231423343489) and next prime (1231423343531).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2677007039 + ... + 2677007498.

It is an arithmetic number, because the mean of its divisors is an integer number (144558392526).

Almost surely, 2^{1231423343510} is an apocalyptic number.

1231423343510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1231423343510 is a deficient number, since it is larger than the sum of its proper divisors (1081510936906).

1231423343510 is a wasteful number, since it uses less digits than its factorization.

1231423343510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354014567.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1231423343510 its reverse (153433241321), we get a palindrome (1384856584831).

The spelling of 1231423343510 in words is "one trillion, two hundred thirty-one billion, four hundred twenty-three million, three hundred forty-three thousand, five hundred ten".