5155220121202 has 16 divisors (see below), whose sum is σ = 7944456551040. Its totient is φ = 2507114094768.

The previous prime is 5155220121167. The next prime is 5155220121221. The reversal of 5155220121202 is 2021210225515.

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, 11314378 + ... + 11761189.

It is an arithmetic number, because the mean of its divisors is an integer number (496528534440).

Almost surely, 2^{5155220121202} is an apocalyptic number.

5155220121202 is a deficient number, since it is larger than the sum of its proper divisors (2789236429838).

5155220121202 is a wasteful number, since it uses less digits than its factorization.

5155220121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23078625.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 5155220121202 its reverse (2021210225515), we get a palindrome (7176430346717).

The spelling of 5155220121202 in words is "five trillion, one hundred fifty-five billion, two hundred twenty million, one hundred twenty-one thousand, two hundred two".