1027321002 has 16 divisors (see below), whose sum is σ = 2282935680. Its totient is φ = 342440316.

The previous prime is 1027320979. The next prime is 1027321003. The reversal of 1027321002 is 2001237201.

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

It is not an unprimeable number, because it can be changed into a prime (1027321003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9512178 + ... + 9512285.

It is an arithmetic number, because the mean of its divisors is an integer number (142683480).

Almost surely, 2^1027321002 is an apocalyptic number.

1027321002 is an abundant number, since it is smaller than the sum of its proper divisors (1255614678).

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

1027321002 is a wasteful number, since it uses less digits than its factorization.

1027321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19024474 (or 19024468 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1027321002 is about 32051.8486518329. The cubic root of 1027321002 is about 1009.0252995791.

Adding to 1027321002 its reverse (2001237201), we get a palindrome (3028558203).

The spelling of 1027321002 in words is "one billion, twenty-seven million, three hundred twenty-one thousand, two".