220102219969 has 2 divisors, whose sum is σ = 220102219970. Its totient is φ = 220102219968.

The previous prime is 220102219963. The next prime is 220102220017. The reversal of 220102219969 is 969912201022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209562528400 + 10539691569 = 457780^2 + 102663^2 .

It is a cyclic number.

It is not a de Polignac number, because 220102219969 - 2⁵ = 220102219937 is a prime.

It is a super-2 number, since 2×220102219969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220102219963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110051109984 + 110051109985.

It is an arithmetic number, because the mean of its divisors is an integer number (110051109985).

Almost surely, 2^220102219969 is an apocalyptic number.

It is an amenable number.

220102219969 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102219969 is an equidigital number, since it uses as much as digits as its factorization.

220102219969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 220102219969 in words is "two hundred twenty billion, one hundred two million, two hundred nineteen thousand, nine hundred sixty-nine".