202121652712270 has 8 divisors (see below), whose sum is σ = 363818974882104. Its totient is φ = 80848661084904.

The previous prime is 202121652712201. The next prime is 202121652712279. The reversal of 202121652712270 is 72217256121202.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202121652712279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10106082635604 + ... + 10106082635623.

It is an arithmetic number, because the mean of its divisors is an integer number (45477371860263).

Almost surely, 2^{202121652712270} is an apocalyptic number.

202121652712270 is a deficient number, since it is larger than the sum of its proper divisors (161697322169834).

202121652712270 is a wasteful number, since it uses less digits than its factorization.

202121652712270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20212165271234.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 202121652712270 in words is "two hundred two trillion, one hundred twenty-one billion, six hundred fifty-two million, seven hundred twelve thousand, two hundred seventy".