221104654045 has 64 divisors (see below), whose sum is σ = 315187200000. Its totient is φ = 147107750400.

The previous prime is 221104654009. The next prime is 221104654061. The reversal of 221104654045 is 540456401122.

It is not a de Polignac number, because 221104654045 - 2¹⁵ = 221104621277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221104654045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15510081 + ... + 15524329.

It is an arithmetic number, because the mean of its divisors is an integer number (4924800000).

Almost surely, 2^221104654045 is an apocalyptic number.

It is an amenable number.

221104654045 is a deficient number, since it is larger than the sum of its proper divisors (94082545955).

221104654045 is a wasteful number, since it uses less digits than its factorization.

221104654045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14794.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 221104654045 in words is "two hundred twenty-one billion, one hundred four million, six hundred fifty-four thousand, forty-five".