220622215225 has 24 divisors (see below), whose sum is σ = 274039157792. Its totient is φ = 176196384000.

The previous prime is 220622215193. The next prime is 220622215259. The reversal of 220622215225 is 522512226022.

It is not a de Polignac number, because 220622215225 - 2⁵ = 220622215193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49210834 + ... + 49215316.

Almost surely, 2^220622215225 is an apocalyptic number.

220622215225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220622215225 is a deficient number, since it is larger than the sum of its proper divisors (53416942567).

220622215225 is a wasteful number, since it uses less digits than its factorization.

220622215225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7417 (or 7412 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 220622215225 in words is "two hundred twenty billion, six hundred twenty-two million, two hundred fifteen thousand, two hundred twenty-five".