202262513242421 has 8 divisors (see below), whose sum is σ = 214162316189784. Its totient is φ = 190362933411840.

The previous prime is 202262513242403. The next prime is 202262513242451. The reversal of 202262513242421 is 124242315262202.

It can be written as a sum of positive squares in 4 ways, for example, as 39161875623025 + 163100637619396 = 6257945^2 + 12771086^2 .

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 202262513242421 - 2³⁰ = 202261439500597 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 (202262513242451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53911010 + ... + 57540611.

It is an arithmetic number, because the mean of its divisors is an integer number (26770289523723).

Almost surely, 2^{202262513242421} is an apocalyptic number.

It is an amenable number.

202262513242421 is a deficient number, since it is larger than the sum of its proper divisors (11899802947363).

202262513242421 is a wasteful number, since it uses less digits than its factorization.

202262513242421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111558391.

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 202262513242421 in words is "two hundred two trillion, two hundred sixty-two billion, five hundred thirteen million, two hundred forty-two thousand, four hundred twenty-one".