920751122 has 8 divisors (see below), whose sum is σ = 1393797900. Its totient is φ = 456151824.

The previous prime is 920751113. The next prime is 920751193. The reversal of 920751122 is 221157029.

It can be written as a sum of positive squares in 2 ways, for example, as 885598081 + 35153041 = 29759^2 + 5929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2111597 + ... + 2112032.

Almost surely, 2^920751122 is an apocalyptic number.

920751122 is a deficient number, since it is larger than the sum of its proper divisors (473046778).

920751122 is a wasteful number, since it uses less digits than its factorization.

920751122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223740.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 920751122 is about 30343.8811294798. The cubic root of 920751122 is about 972.8534400388.

The spelling of 920751122 in words is "nine hundred twenty million, seven hundred fifty-one thousand, one hundred twenty-two".