221036448140298 has 192 divisors, whose sum is σ = 607939350220800. Its totient is φ = 56585121626880.

The previous prime is 221036448140173. The next prime is 221036448140323. The reversal of 221036448140298 is 892041844630122.

221036448140298 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 36 + 4 + 481 + 40 + 2 + 98 = 666.

It is a super-2 number, since 2×221036448140298² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17651838 + ... + 27452873.

It is an arithmetic number, because the mean of its divisors is an integer number (3166350782400).

Almost surely, 2^{221036448140298} is an apocalyptic number.

221036448140298 is an abundant number, since it is smaller than the sum of its proper divisors (386902902080502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221036448140298 is a wasteful number, since it uses less digits than its factorization.

221036448140298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45104857 (or 45104854 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 54.

The spelling of 221036448140298 in words is "two hundred twenty-one trillion, thirty-six billion, four hundred forty-eight million, one hundred forty thousand, two hundred ninety-eight".