1011022002 has 12 divisors (see below), whose sum is σ = 2190547710. Its totient is φ = 337007328.

The previous prime is 1011021997. The next prime is 1011022009. The reversal of 1011022002 is 2002201101.

1011022002 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 only one way, i.e., 947962521 + 63059481 = 30789^2 + 7941^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1011022009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28083927 + ... + 28083962.

Almost surely, 2^1011022002 is an apocalyptic number.

1011022002 is an abundant number, since it is smaller than the sum of its proper divisors (1179525708).

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

1011022002 is a wasteful number, since it uses less digits than its factorization.

1011022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56167897 (or 56167894 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1011022002 is about 31796.5721737423. The cubic root of 1011022002 is about 1003.6605844378.

Adding to 1011022002 its reverse (2002201101), we get a palindrome (3013223103).

The spelling of 1011022002 in words is "one billion, eleven million, twenty-two thousand, two".