7021001122 has 16 divisors (see below), whose sum is σ = 11153482272. Its totient is φ = 3303265600.

The previous prime is 7021001111. The next prime is 7021001147. The reversal of 7021001122 is 2211001207.

It is a junction number, because it is equal to n+sod(n) for n = 7021001096 and 7021001105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151293 + ... + 192175.

It is an arithmetic number, because the mean of its divisors is an integer number (697092642).

Almost surely, 2^7021001122 is an apocalyptic number.

7021001122 is a deficient number, since it is larger than the sum of its proper divisors (4132481150).

7021001122 is a wasteful number, since it uses less digits than its factorization.

7021001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45953.

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

The square root of 7021001122 is about 83791.4143692538. The cubic root of 7021001122 is about 1914.8423062071.

Adding to 7021001122 its reverse (2211001207), we get a palindrome (9232002329).

The spelling of 7021001122 in words is "seven billion, twenty-one million, one thousand, one hundred twenty-two".