202022100026 has 4 divisors (see below), whose sum is σ = 303033150042. Its totient is φ = 101011050012.

The previous prime is 202022099989. The next prime is 202022100029. The reversal of 202022100026 is 620001220202.

202022100026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 200645764225 + 1376335801 = 447935^2 + 37099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202022099977 and 202022100013.

It is not an unprimeable number, because it can be changed into a prime (202022100029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505525005 + ... + 50505525008.

Almost surely, 2^202022100026 is an apocalyptic number.

202022100026 is a deficient number, since it is larger than the sum of its proper divisors (101011050016).

202022100026 is a wasteful number, since it uses less digits than its factorization.

202022100026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101011050015.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 202022100026 its reverse (620001220202), we get a palindrome (822023320228).

The spelling of 202022100026 in words is "two hundred two billion, twenty-two million, one hundred thousand, twenty-six".