1420342144402 has 32 divisors (see below), whose sum is σ = 2263189420800. Its totient is φ = 666220958208.

The previous prime is 1420342144339. The next prime is 1420342144477. The reversal of 1420342144402 is 2044412430241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15372499 + ... + 15464617.

It is an arithmetic number, because the mean of its divisors is an integer number (70724669400).

Almost surely, 2^{1420342144402} is an apocalyptic number.

1420342144402 is a deficient number, since it is larger than the sum of its proper divisors (842847276398).

1420342144402 is a wasteful number, since it uses less digits than its factorization.

1420342144402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93610.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 1420342144402 its reverse (2044412430241), we get a palindrome (3464754574643).

The spelling of 1420342144402 in words is "one trillion, four hundred twenty billion, three hundred forty-two million, one hundred forty-four thousand, four hundred two".