1012020122 has 8 divisors (see below), whose sum is σ = 1524546036. Its totient is φ = 503838112.

The previous prime is 1012020091. The next prime is 1012020131. The reversal of 1012020122 is 2210202101.

It is a happy number.

1012020122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 869719081 + 142301041 = 29491^2 + 11929^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085393 + ... + 1086324.

Almost surely, 2^1012020122 is an apocalyptic number.

1012020122 is a deficient number, since it is larger than the sum of its proper divisors (512525914).

1012020122 is a wasteful number, since it uses less digits than its factorization.

1012020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171952.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1012020122 is about 31812.2637044269. The cubic root of 1012020122 is about 1003.9907599823.

Adding to 1012020122 its reverse (2210202101), we get a palindrome (3222222223).

The spelling of 1012020122 in words is "one billion, twelve million, twenty thousand, one hundred twenty-two".