221447737240104 has 64 divisors (see below), whose sum is σ = 598657212115200. Its totient is φ = 67995633956864.

The previous prime is 221447737240099. The next prime is 221447737240109. The reversal of 221447737240104 is 401042737744122.

It is an interprime number because it is at equal distance from previous prime (221447737240099) and next prime (221447737240109).

It is not an unprimeable number, because it can be changed into a prime (221447737240109) 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, 5774066589 + ... + 5774104940.

It is an arithmetic number, because the mean of its divisors is an integer number (9354018939300).

Almost surely, 2^{221447737240104} is an apocalyptic number.

221447737240104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

221447737240104 is an abundant number, since it is smaller than the sum of its proper divisors (377209474875096).

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

221447737240104 is a wasteful number, since it uses less digits than its factorization.

221447737240104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11548171602 (or 11548171598 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 48.

The spelling of 221447737240104 in words is "two hundred twenty-one trillion, four hundred forty-seven billion, seven hundred thirty-seven million, two hundred forty thousand, one hundred four".