1702241222420 has 12 divisors (see below), whose sum is σ = 3574706567124. Its totient is φ = 680896488960.

The previous prime is 1702241222417. The next prime is 1702241222431. The reversal of 1702241222420 is 242221422071.

It can be written as a sum of positive squares in 2 ways, for example, as 300001580176 + 1402239642244 = 547724^2 + 1184162^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42556030541 + ... + 42556030580.

It is an arithmetic number, because the mean of its divisors is an integer number (297892213927).

Almost surely, 2^{1702241222420} is an apocalyptic number.

1702241222420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1702241222420 is an abundant number, since it is smaller than the sum of its proper divisors (1872465344704).

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

1702241222420 is a wasteful number, since it uses less digits than its factorization.

1702241222420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85112061130 (or 85112061128 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

Adding to 1702241222420 its reverse (242221422071), we get a palindrome (1944462644491).

The spelling of 1702241222420 in words is "one trillion, seven hundred two billion, two hundred forty-one million, two hundred twenty-two thousand, four hundred twenty".