1020020122 has 16 divisors (see below), whose sum is σ = 1669701600. Its totient is φ = 463485040.

The previous prime is 1020020083. The next prime is 1020020129. The reversal of 1020020122 is 2210200201.

1020020122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1020020099 and 1020020108.

It is not an unprimeable number, because it can be changed into a prime (1020020129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77004 + ... + 89272.

It is an arithmetic number, because the mean of its divisors is an integer number (104356350).

Almost surely, 2^1020020122 is an apocalyptic number.

1020020122 is a deficient number, since it is larger than the sum of its proper divisors (649681478).

1020020122 is a wasteful number, since it uses less digits than its factorization.

1020020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16061.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1020020122 is about 31937.7538659186. The cubic root of 1020020122 is about 1006.6293288833.

Adding to 1020020122 its reverse (2210200201), we get a palindrome (3230220323).

It can be divided in two parts, 10200201 and 22, that multiplied together give a palindrome (224404422).

The spelling of 1020020122 in words is "one billion, twenty million, twenty thousand, one hundred twenty-two".