1020000122 has 24 divisors (see below), whose sum is σ = 1590407676. Its totient is φ = 490603904.

The previous prime is 1020000109. The next prime is 1020000131. The reversal of 1020000122 is 2210000201.

It can be written as a sum of positive squares in 6 ways, for example, as 469112281 + 550887841 = 21659^2 + 23471^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532238 + ... + 534150.

Almost surely, 2^1020000122 is an apocalyptic number.

1020000122 is a deficient number, since it is larger than the sum of its proper divisors (570407554).

1020000122 is a wasteful number, since it uses less digits than its factorization.

1020000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1020000122 is about 31937.4407553267. The cubic root of 1020000122 is about 1006.6227496934.

Adding to 1020000122 its reverse (2210000201), we get a palindrome (3230000323).

The spelling of 1020000122 in words is "one billion, twenty million, one hundred twenty-two", and thus it is an aban number.