14021021402 has 8 divisors (see below), whose sum is σ = 21032130816. Its totient is φ = 7010311132.

The previous prime is 14021021401. The next prime is 14021021419. The reversal of 14021021402 is 20412012041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14021021401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13973 + ... + 168039.

It is an arithmetic number, because the mean of its divisors is an integer number (2629016352).

Almost surely, 2^14021021402 is an apocalyptic number.

14021021402 is a deficient number, since it is larger than the sum of its proper divisors (7011109414).

14021021402 is a wasteful number, since it uses less digits than its factorization.

14021021402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199572.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 14021021402 its reverse (20412012041), we get a palindrome (34433033443).

The spelling of 14021021402 in words is "fourteen billion, twenty-one million, twenty-one thousand, four hundred two".