221024411302012 has 24 divisors (see below), whose sum is σ = 391922550810000. Its totient is φ = 109051516438656.

The previous prime is 221024411302007. The next prime is 221024411302109. The reversal of 221024411302012 is 210203114420122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621921643 + ... + 622276930.

It is an arithmetic number, because the mean of its divisors is an integer number (16330106283750).

Almost surely, 2^{221024411302012} is an apocalyptic number.

It is an amenable number.

221024411302012 is a deficient number, since it is larger than the sum of its proper divisors (170898139507988).

221024411302012 is a wasteful number, since it uses less digits than its factorization.

221024411302012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244199165 (or 1244199163 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 221024411302012 its reverse (210203114420122), we get a palindrome (431227525722134).

The spelling of 221024411302012 in words is "two hundred twenty-one trillion, twenty-four billion, four hundred eleven million, three hundred two thousand, twelve".