2002420102651 has 8 divisors (see below), whose sum is σ = 2120237068464. Its totient is φ = 1884606197760.

The previous prime is 2002420102643. The next prime is 2002420102681. The reversal of 2002420102651 is 1562010242002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2002420102651 - 2³ = 2002420102643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002420102681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657196 + ... + 2106358.

It is an arithmetic number, because the mean of its divisors is an integer number (265029633558).

Almost surely, 2^{2002420102651} is an apocalyptic number.

2002420102651 is a deficient number, since it is larger than the sum of its proper divisors (117816965813).

2002420102651 is a wasteful number, since it uses less digits than its factorization.

2002420102651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530461.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 2002420102651 its reverse (1562010242002), we get a palindrome (3564430344653).

The spelling of 2002420102651 in words is "two trillion, two billion, four hundred twenty million, one hundred two thousand, six hundred fifty-one".