1020122526 has 16 divisors (see below), whose sum is σ = 2052040464. Its totient is φ = 338074944.

The previous prime is 1020122507. The next prime is 1020122557. The reversal of 1020122526 is 6252210201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490351 + ... + 492426.

It is an arithmetic number, because the mean of its divisors is an integer number (128252529).

Almost surely, 2^1020122526 is an apocalyptic number.

1020122526 is an abundant number, since it is smaller than the sum of its proper divisors (1031917938).

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

1020122526 is a wasteful number, since it uses less digits than its factorization.

1020122526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982955.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1020122526 is about 31939.3570066775. The cubic root of 1020122526 is about 1006.6630143039.

Adding to 1020122526 its reverse (6252210201), we get a palindrome (7272332727).

The spelling of 1020122526 in words is "one billion, twenty million, one hundred twenty-two thousand, five hundred twenty-six".