1402200120021 has 8 divisors (see below), whose sum is σ = 1870086164544. Its totient is φ = 934557077760.

The previous prime is 1402200119987. The next prime is 1402200120037. The reversal of 1402200120021 is 1200210022041.

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

It is not a de Polignac number, because 1402200120021 - 2³⁵ = 1367840381653 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402200120071) 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, 60737100 + ... + 60760181.

It is an arithmetic number, because the mean of its divisors is an integer number (233760770568).

Almost surely, 2^{1402200120021} is an apocalyptic number.

It is an amenable number.

1402200120021 is a deficient number, since it is larger than the sum of its proper divisors (467886044523).

1402200120021 is a wasteful number, since it uses less digits than its factorization.

1402200120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121501131.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1402200120021 its reverse (1200210022041), we get a palindrome (2602410142062).

The spelling of 1402200120021 in words is "one trillion, four hundred two billion, two hundred million, one hundred twenty thousand, twenty-one".