20220356115 has 12 divisors (see below), whose sum is σ = 35048617344. Its totient is φ = 10784189904.

The previous prime is 20220356113. The next prime is 20220356129. The reversal of 20220356115 is 51165302202.

It is a happy number.

20220356115 is a `hidden beast` number, since 20 + 2 + 20 + 3 + 5 + 611 + 5 = 666.

It is not a de Polignac number, because 20220356115 - 2¹ = 20220356113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20220356113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224670579 + ... + 224670668.

It is an arithmetic number, because the mean of its divisors is an integer number (2920718112).

Almost surely, 2^20220356115 is an apocalyptic number.

20220356115 is a deficient number, since it is larger than the sum of its proper divisors (14828261229).

20220356115 is a wasteful number, since it uses less digits than its factorization.

20220356115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449341258 (or 449341255 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 20220356115 its reverse (51165302202), we get a palindrome (71385658317).

The spelling of 20220356115 in words is "twenty billion, two hundred twenty million, three hundred fifty-six thousand, one hundred fifteen".