1011021002 has 8 divisors (see below), whose sum is σ = 1516743012. Its totient is φ = 505440000.

The previous prime is 1011021001. The next prime is 1011021007. The reversal of 1011021002 is 2001201101.

1011021002 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 597264721 + 413756281 = 24439^2 + 20341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1011021002³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011021001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14999 + ... + 47402.

Almost surely, 2^1011021002 is an apocalyptic number.

1011021002 is a deficient number, since it is larger than the sum of its proper divisors (505722010).

1011021002 is an equidigital number, since it uses as much as digits as its factorization.

1011021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70504.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1011021002 is about 31796.5564487729. The cubic root of 1011021002 is about 1003.6602535314.

Adding to 1011021002 its reverse (2001201101), we get a palindrome (3012222103).

The spelling of 1011021002 in words is "one billion, eleven million, twenty-one thousand, two".