2220388522170 has 64 divisors (see below), whose sum is σ = 6558686104320. Its totient is φ = 468477577728.

The previous prime is 2220388522151. The next prime is 2220388522171. The reversal of 2220388522170 is 712258830222.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2220388522171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406661835 + ... + 406667294.

It is an arithmetic number, because the mean of its divisors is an integer number (102479470380).

Almost surely, 2^{2220388522170} is an apocalyptic number.

2220388522170 is an abundant number, since it is smaller than the sum of its proper divisors (4338297582150).

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

2220388522170 is a wasteful number, since it uses less digits than its factorization.

2220388522170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813329159.

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 2220388522170 in words is "two trillion, two hundred twenty billion, three hundred eighty-eight million, five hundred twenty-two thousand, one hundred seventy".