1002122007 has 4 divisors (see below), whose sum is σ = 1336162680. Its totient is φ = 668081336.

The previous prime is 1002121963. The next prime is 1002122047. The reversal of 1002122007 is 7002212001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002122007 - 2¹² = 1002117911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002122047) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 167020332 + ... + 167020337.

It is an arithmetic number, because the mean of its divisors is an integer number (334040670).

Almost surely, 2^1002122007 is an apocalyptic number.

1002122007 is a deficient number, since it is larger than the sum of its proper divisors (334040673).

1002122007 is an equidigital number, since it uses as much as digits as its factorization.

1002122007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334040672.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 1002122007 is about 31656.3106978688. The cubic root of 1002122007 is about 1000.7068359319.

Adding to 1002122007 its reverse (7002212001), we get a palindrome (8004334008).

The spelling of 1002122007 in words is "one billion, two million, one hundred twenty-two thousand, seven".