20650216151002 has 16 divisors (see below), whose sum is σ = 31017335108832. Its totient is φ = 10311109530480.

The previous prime is 20650216150957. The next prime is 20650216151009. The reversal of 20650216151002 is 20015161205602.

It is not an unprimeable number, because it can be changed into a prime (20650216151009) 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 7 ways as a sum of consecutive naturals, for example, 6875977 + ... + 9411667.

It is an arithmetic number, because the mean of its divisors is an integer number (1938583444302).

Almost surely, 2^{20650216151002} is an apocalyptic number.

20650216151002 is a deficient number, since it is larger than the sum of its proper divisors (10367118957830).

20650216151002 is a wasteful number, since it uses less digits than its factorization.

20650216151002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2541213.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 20650216151002 its reverse (20015161205602), we get a palindrome (40665377356604).

The spelling of 20650216151002 in words is "twenty trillion, six hundred fifty billion, two hundred sixteen million, one hundred fifty-one thousand, two".