20200000222 has 4 divisors (see below), whose sum is σ = 30300000336. Its totient is φ = 10100000110.

The previous prime is 20200000201. The next prime is 20200000231. The reversal of 20200000222 is 22200000202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22200000202 = 2 ⋅11100000101.

It is a junction number, because it is equal to n+sod(n) for n = 20200000199 and 20200000208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050000054 + ... + 5050000057.

It is an arithmetic number, because the mean of its divisors is an integer number (7575000084).

Almost surely, 2^20200000222 is an apocalyptic number.

20200000222 is a deficient number, since it is larger than the sum of its proper divisors (10100000114).

20200000222 is a wasteful number, since it uses less digits than its factorization.

20200000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100000113.

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 20200000222 its reverse (22200000202), we get a palindrome (42400000424).

The spelling of 20200000222 in words is "twenty billion, two hundred million, two hundred twenty-two", and thus it is an aban number.