2106021514 has 16 divisors (see below), whose sum is σ = 3201169608. Its totient is φ = 1039030272.

The previous prime is 2106021497. The next prime is 2106021521. The reversal of 2106021514 is 4151206012.

It can be written as a sum of positive squares in 4 ways, for example, as 1952137489 + 153884025 = 44183^2 + 12405^2 .

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, 49272 + ... + 81484.

Almost surely, 2^2106021514 is an apocalyptic number.

2106021514 is a deficient number, since it is larger than the sum of its proper divisors (1095148094).

2106021514 is a wasteful number, since it uses less digits than its factorization.

2106021514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32649.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2106021514 is about 45891.4100240993. The cubic root of 2106021514 is about 1281.8019692608.

Adding to 2106021514 its reverse (4151206012), we get a palindrome (6257227526).

The spelling of 2106021514 in words is "two billion, one hundred six million, twenty-one thousand, five hundred fourteen".