1023314143402 has 16 divisors (see below), whose sum is σ = 1554154079400. Its totient is φ = 505288830400.

The previous prime is 1023314143399. The next prime is 1023314143409. The reversal of 1023314143402 is 2043414133201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 885859322401 + 137454821001 = 941201^2 + 370749^2 .

It is not an unprimeable number, because it can be changed into a prime (1023314143409) 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, 6432877 + ... + 6590032.

Almost surely, 2^{1023314143402} is an apocalyptic number.

1023314143402 is a deficient number, since it is larger than the sum of its proper divisors (530839935998).

1023314143402 is a wasteful number, since it uses less digits than its factorization.

1023314143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13023401.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1023314143402 its reverse (2043414133201), we get a palindrome (3066728276603).

The spelling of 1023314143402 in words is "one trillion, twenty-three billion, three hundred fourteen million, one hundred forty-three thousand, four hundred two".