22020002115 has 16 divisors (see below), whose sum is σ = 35235744768. Its totient is φ = 11742754016.

The previous prime is 22020002113. The next prime is 22020002153. The reversal of 22020002115 is 51120002022.

It is a cyclic number.

It is not a de Polignac number, because 22020002115 - 2¹ = 22020002113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 22020002094 and 22020002103.

It is not an unprimeable number, because it can be changed into a prime (22020002111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78094 + ... + 223916.

It is an arithmetic number, because the mean of its divisors is an integer number (2202234048).

Almost surely, 2^22020002115 is an apocalyptic number.

22020002115 is a deficient number, since it is larger than the sum of its proper divisors (13215742653).

22020002115 is a wasteful number, since it uses less digits than its factorization.

22020002115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155898.

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 22020002115 its reverse (51120002022), we get a palindrome (73140004137).

The spelling of 22020002115 in words is "twenty-two billion, twenty million, two thousand, one hundred fifteen".