202121144341 has 16 divisors (see below), whose sum is σ = 206832092544. Its totient is φ = 197444879424.

The previous prime is 202121144339. The next prime is 202121144387. The reversal of 202121144341 is 143441121202.

It is a cyclic number.

It is not a de Polignac number, because 202121144341 - 2¹ = 202121144339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202121144311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15988075 + ... + 16000711.

It is an arithmetic number, because the mean of its divisors is an integer number (12927005784).

Almost surely, 2^202121144341 is an apocalyptic number.

It is an amenable number.

202121144341 is a deficient number, since it is larger than the sum of its proper divisors (4710948203).

202121144341 is a wasteful number, since it uses less digits than its factorization.

202121144341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13980.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 202121144341 its reverse (143441121202), we get a palindrome (345562265543).

The spelling of 202121144341 in words is "two hundred two billion, one hundred twenty-one million, one hundred forty-four thousand, three hundred forty-one".