6720388700222 has 16 divisors (see below), whose sum is σ = 10674019784592. Its totient is φ = 3162399189120.

The previous prime is 6720388700209. The next prime is 6720388700251. The reversal of 6720388700222 is 2220078830276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3470429 + ... + 5048232.

It is an arithmetic number, because the mean of its divisors is an integer number (667126236537).

Almost surely, 2^{6720388700222} is an apocalyptic number.

6720388700222 is a deficient number, since it is larger than the sum of its proper divisors (3953631084370).

6720388700222 is a wasteful number, since it uses less digits than its factorization.

6720388700222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8541883.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 6720388700222 in words is "six trillion, seven hundred twenty billion, three hundred eighty-eight million, seven hundred thousand, two hundred twenty-two".