1021612002 has 16 divisors (see below), whose sum is σ = 2047604832. Its totient is φ = 339807200.

The previous prime is 1021611961. The next prime is 1021612019. The reversal of 1021612002 is 2002161201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179499 + ... + 185102.

It is an arithmetic number, because the mean of its divisors is an integer number (127975302).

Almost surely, 2^1021612002 is an apocalyptic number.

1021612002 is an abundant number, since it is smaller than the sum of its proper divisors (1025992830).

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

1021612002 is a wasteful number, since it uses less digits than its factorization.

1021612002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365073.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1021612002 is about 31962.6657524056. The cubic root of 1021612002 is about 1007.1527173207.

Adding to 1021612002 its reverse (2002161201), we get a palindrome (3023773203).

The spelling of 1021612002 in words is "one billion, twenty-one million, six hundred twelve thousand, two".