11722572022 has 32 divisors (see below), whose sum is σ = 21000748032. Its totient is φ = 4802704704.

The previous prime is 11722572013. The next prime is 11722572023. The reversal of 11722572022 is 22027522711.

11722572022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11722572023) 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, 178863 + ... + 235450.

It is an arithmetic number, because the mean of its divisors is an integer number (656273376).

Almost surely, 2^11722572022 is an apocalyptic number.

11722572022 is a deficient number, since it is larger than the sum of its proper divisors (9278176010).

11722572022 is a wasteful number, since it uses less digits than its factorization.

11722572022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414412.

The product of its (nonzero) digits is 7840, while the sum is 31.

The spelling of 11722572022 in words is "eleven billion, seven hundred twenty-two million, five hundred seventy-two thousand, twenty-two".