1010821122 has 24 divisors (see below), whose sum is σ = 2318943276. Its totient is φ = 317120256.

The previous prime is 1010821121. The next prime is 1010821157. The reversal of 1010821122 is 2211280101.

1010821122 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 997359561 + 13461561 = 31581^2 + 3669^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1010821095 and 1010821104.

It is not an unprimeable number, because it can be changed into a prime (1010821121) 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, 1651363 + ... + 1651974.

Almost surely, 2^1010821122 is an apocalyptic number.

1010821122 is an abundant number, since it is smaller than the sum of its proper divisors (1308122154).

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

1010821122 is a wasteful number, since it uses less digits than its factorization.

1010821122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303362 (or 3303359 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

The square root of 1010821122 is about 31793.4131857528. The cubic root of 1010821122 is about 1003.5941075816.

The spelling of 1010821122 in words is "one billion, ten million, eight hundred twenty-one thousand, one hundred twenty-two".