14021401043402 has 4 divisors (see below), whose sum is σ = 21032101565106. Its totient is φ = 7010700521700.

The previous prime is 14021401043401. The next prime is 14021401043417. The reversal of 14021401043402 is 20434010412041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7552817601121 + 6468583442281 = 2748239^2 + 2543341^2 .

It is not an unprimeable number, because it can be changed into a prime (14021401043401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3505350260849 + ... + 3505350260852.

Almost surely, 2^{14021401043402} is an apocalyptic number.

14021401043402 is a deficient number, since it is larger than the sum of its proper divisors (7010700521704).

14021401043402 is an equidigital number, since it uses as much as digits as its factorization.

14021401043402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010700521703.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 14021401043402 its reverse (20434010412041), we get a palindrome (34455411455443).

The spelling of 14021401043402 in words is "fourteen trillion, twenty-one billion, four hundred one million, forty-three thousand, four hundred two".