215603053231222 has 8 divisors (see below), whose sum is σ = 323404691009400. Its totient is φ = 107801489561424.

The previous prime is 215603053231199. The next prime is 215603053231243. The reversal of 215603053231222 is 222132350306512.

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

It is a super-2 number, since 2×215603053231222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10570447 + ... + 23301082.

It is an arithmetic number, because the mean of its divisors is an integer number (40425586376175).

Almost surely, 2^{215603053231222} is an apocalyptic number.

215603053231222 is a deficient number, since it is larger than the sum of its proper divisors (107801637778178).

215603053231222 is a wasteful number, since it uses less digits than its factorization.

215603053231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37054190.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 215603053231222 in words is "two hundred fifteen trillion, six hundred three billion, fifty-three million, two hundred thirty-one thousand, two hundred twenty-two".