1020022122 has 24 divisors (see below), whose sum is σ = 2373113376. Its totient is φ = 291434808.

The previous prime is 1020022121. The next prime is 1020022141. The reversal of 1020022122 is 2212200201.

It is a junction number, because it is equal to n+sod(n) for n = 1020022098 and 1020022107.

It is not an unprimeable number, because it can be changed into a prime (1020022121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1734438 + ... + 1735025.

It is an arithmetic number, because the mean of its divisors is an integer number (98879724).

Almost surely, 2^1020022122 is an apocalyptic number.

1020022122 is an abundant number, since it is smaller than the sum of its proper divisors (1353091254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020022122 is a wasteful number, since it uses less digits than its factorization.

1020022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3469482 (or 3469475 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1020022122 is about 31937.7851768090. The cubic root of 1020022122 is about 1006.6299867976.

Adding to 1020022122 its reverse (2212200201), we get a palindrome (3232222323).

The spelling of 1020022122 in words is "one billion, twenty million, twenty-two thousand, one hundred twenty-two".