1402312231130 has 16 divisors (see below), whose sum is σ = 2532124677960. Its totient is φ = 559155412032.

The previous prime is 1402312231129. The next prime is 1402312231139. The reversal of 1402312231130 is 311322132041.

It can be written as a sum of positive squares in 4 ways, for example, as 894740052649 + 507572178481 = 945907^2 + 712441^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1402312231096 and 1402312231105.

It is not an unprimeable number, because it can be changed into a prime (1402312231139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221181725 + ... + 221188064.

Almost surely, 2^{1402312231130} is an apocalyptic number.

1402312231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1402312231130 is a deficient number, since it is larger than the sum of its proper divisors (1129812446830).

1402312231130 is a wasteful number, since it uses less digits than its factorization.

1402312231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442370113.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1402312231130 its reverse (311322132041), we get a palindrome (1713634363171).

The spelling of 1402312231130 in words is "one trillion, four hundred two billion, three hundred twelve million, two hundred thirty-one thousand, one hundred thirty".