221534453111030 has 32 divisors (see below), whose sum is σ = 405522051782400. Its totient is φ = 87111561040992.

The previous prime is 221534453111003. The next prime is 221534453111053. The reversal of 221534453111030 is 30111354435122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287605589 + ... + 288374831.

It is an arithmetic number, because the mean of its divisors is an integer number (12672564118200).

Almost surely, 2^{221534453111030} is an apocalyptic number.

221534453111030 is a deficient number, since it is larger than the sum of its proper divisors (183987598671370).

221534453111030 is a wasteful number, since it uses less digits than its factorization.

221534453111030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257428.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 221534453111030 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred fifty-three million, one hundred eleven thousand, thirty".