1402020121403 has 8 divisors (see below), whose sum is σ = 1562018549760. Its totient is φ = 1247445368680.

The previous prime is 1402020121379. The next prime is 1402020121421. The reversal of 1402020121403 is 3041210202041.

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

It is a cyclic number.

It is not a de Polignac number, because 1402020121403 - 2¹⁴ = 1402020105019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402020121493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1355918363 + ... + 1355919396.

It is an arithmetic number, because the mean of its divisors is an integer number (195252318720).

Almost surely, 2^{1402020121403} is an apocalyptic number.

1402020121403 is a deficient number, since it is larger than the sum of its proper divisors (159998428357).

1402020121403 is a wasteful number, since it uses less digits than its factorization.

1402020121403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711837817.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1402020121403 its reverse (3041210202041), we get a palindrome (4443230323444).

The spelling of 1402020121403 in words is "one trillion, four hundred two billion, twenty million, one hundred twenty-one thousand, four hundred three".