221111020196 has 48 divisors (see below), whose sum is σ = 428921680320. Its totient is φ = 98898616320.

The previous prime is 221111020187. The next prime is 221111020199. The reversal of 221111020196 is 691020111122.

It is not an unprimeable number, because it can be changed into a prime (221111020199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531140 + ... + 851076.

It is an arithmetic number, because the mean of its divisors is an integer number (8935868340).

Almost surely, 2^221111020196 is an apocalyptic number.

It is an amenable number.

221111020196 is a deficient number, since it is larger than the sum of its proper divisors (207810660124).

221111020196 is a wasteful number, since it uses less digits than its factorization.

221111020196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320204 (or 320202 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 221111020196 in words is "two hundred twenty-one billion, one hundred eleven million, twenty thousand, one hundred ninety-six".