1020211002 has 24 divisors (see below), whose sum is σ = 2215208736. Its totient is φ = 339339336.

The previous prime is 1020210973. The next prime is 1020211013. The reversal of 1020211002 is 2001120201.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52278 + ... + 69089.

It is an arithmetic number, because the mean of its divisors is an integer number (92300364).

Almost surely, 2^1020211002 is an apocalyptic number.

1020211002 is an abundant number, since it is smaller than the sum of its proper divisors (1194997734).

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

1020211002 is a wasteful number, since it uses less digits than its factorization.

1020211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121842 (or 121839 counting only the distinct ones).

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

The square root of 1020211002 is about 31940.7420389696. The cubic root of 1020211002 is about 1006.6921163446.

Adding to 1020211002 its reverse (2001120201), we get a palindrome (3021331203).

The spelling of 1020211002 in words is "one billion, twenty million, two hundred eleven thousand, two".