221412436245105 has 32 divisors (see below), whose sum is σ = 404871748095744. Its totient is φ = 101216290400256.

The previous prime is 221412436245079. The next prime is 221412436245107. The reversal of 221412436245105 is 501542634214122.

It is not a de Polignac number, because 221412436245105 - 2⁶ = 221412436245041 is a prime.

It is a super-2 number, since 2×221412436245105² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221412436245107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4488217 + ... + 21516713.

It is an arithmetic number, because the mean of its divisors is an integer number (12652242127992).

Almost surely, 2^{221412436245105} is an apocalyptic number.

It is an amenable number.

221412436245105 is a deficient number, since it is larger than the sum of its proper divisors (183459311850639).

221412436245105 is a wasteful number, since it uses less digits than its factorization.

221412436245105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17152345.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 221412436245105 in words is "two hundred twenty-one trillion, four hundred twelve billion, four hundred thirty-six million, two hundred forty-five thousand, one hundred five".