2142021033353 has 4 divisors (see below), whose sum is σ = 2142619199748. Its totient is φ = 2141422866960.

The previous prime is 2142021033349. The next prime is 2142021033367. The reversal of 2142021033353 is 3533301202412.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 744582603664 + 1397438429689 = 862892^2 + 1182133^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142021033353 - 2² = 2142021033349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142021033553) 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 3 ways as a sum of consecutive naturals, for example, 299077826 + ... + 299084987.

It is an arithmetic number, because the mean of its divisors is an integer number (535654799937).

Almost surely, 2^{2142021033353} is an apocalyptic number.

It is an amenable number.

2142021033353 is a deficient number, since it is larger than the sum of its proper divisors (598166395).

2142021033353 is an equidigital number, since it uses as much as digits as its factorization.

2142021033353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598166394.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 2142021033353 its reverse (3533301202412), we get a palindrome (5675322235765).

The spelling of 2142021033353 in words is "two trillion, one hundred forty-two billion, twenty-one million, thirty-three thousand, three hundred fifty-three".