2152020502 has 4 divisors (see below), whose sum is σ = 3228030756. Its totient is φ = 1076010250.

The previous prime is 2152020421. The next prime is 2152020511. The reversal of 2152020502 is 2050202512.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2152020502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538005124 + ... + 538005127.

It is an arithmetic number, because the mean of its divisors is an integer number (807007689).

Almost surely, 2^2152020502 is an apocalyptic number.

2152020502 is a deficient number, since it is larger than the sum of its proper divisors (1076010254).

2152020502 is a wasteful number, since it uses less digits than its factorization.

2152020502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076010253.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2152020502 is about 46389.8749944425. The cubic root of 2152020502 is about 1291.0670621396.

The spelling of 2152020502 in words is "two billion, one hundred fifty-two million, twenty thousand, five hundred two".