722201011 has 16 divisors (see below), whose sum is σ = 837010944. Its totient is φ = 610331904.

The previous prime is 722200993. The next prime is 722201027. The reversal of 722201011 is 110102227.

It is not a de Polignac number, because 722201011 - 2⁹ = 722200499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (722201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390090 + ... + 391936.

It is an arithmetic number, because the mean of its divisors is an integer number (52313184).

Almost surely, 2^722201011 is an apocalyptic number.

722201011 is a deficient number, since it is larger than the sum of its proper divisors (114809933).

722201011 is a wasteful number, since it uses less digits than its factorization.

722201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 722201011 is about 26873.7978521831. The cubic root of 722201011 is about 897.1933185040.

Adding to 722201011 its reverse (110102227), we get a palindrome (832303238).

The spelling of 722201011 in words is "seven hundred twenty-two million, two hundred one thousand, eleven".