20102550022315 has 4 divisors (see below), whose sum is σ = 24123060026784. Its totient is φ = 16082040017848.

The previous prime is 20102550022307. The next prime is 20102550022351. The reversal of 20102550022315 is 51322005520102.

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

It is a cyclic number.

It is not a de Polignac number, because 20102550022315 - 2³ = 20102550022307 is a prime.

It is a super-2 number, since 2×20102550022315² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2010255002227 + ... + 2010255002236.

It is an arithmetic number, because the mean of its divisors is an integer number (6030765006696).

Almost surely, 2^{20102550022315} is an apocalyptic number.

20102550022315 is a deficient number, since it is larger than the sum of its proper divisors (4020510004469).

20102550022315 is an equidigital number, since it uses as much as digits as its factorization.

20102550022315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020510004468.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 20102550022315 its reverse (51322005520102), we get a palindrome (71424555542417).

The spelling of 20102550022315 in words is "twenty trillion, one hundred two billion, five hundred fifty million, twenty-two thousand, three hundred fifteen".