1402203434242 has 16 divisors (see below), whose sum is σ = 2320344146232. Its totient is φ = 631386161280.

The previous prime is 1402203434209. The next prime is 1402203434243. The reversal of 1402203434242 is 2424343022041.

It can be written as a sum of positive squares in 4 ways, for example, as 517981044681 + 884222389561 = 719709^2 + 940331^2 .

It is a super-2 number, since 2×1402203434242² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1402203434243) 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, 657692853 + ... + 657694984.

Almost surely, 2^{1402203434242} is an apocalyptic number.

1402203434242 is a deficient number, since it is larger than the sum of its proper divisors (918140711990).

1402203434242 is a wasteful number, since it uses less digits than its factorization.

1402203434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315387893.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1402203434242 its reverse (2424343022041), we get a palindrome (3826546456283).

The spelling of 1402203434242 in words is "one trillion, four hundred two billion, two hundred three million, four hundred thirty-four thousand, two hundred forty-two".