20402200442026 has 32 divisors (see below), whose sum is σ = 33278193906048. Its totient is φ = 9324749505600.

The previous prime is 20402200442023. The next prime is 20402200442033. The reversal of 20402200442026 is 62024400220402.

It is a junction number, because it is equal to n+sod(n) for n = 20402200441985 and 20402200442003.

It is not an unprimeable number, because it can be changed into a prime (20402200442023) 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, 159681520 + ... + 159809236.

It is an arithmetic number, because the mean of its divisors is an integer number (1039943559564).

Almost surely, 2^{20402200442026} is an apocalyptic number.

20402200442026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20402200442026 is a deficient number, since it is larger than the sum of its proper divisors (12875993464022).

20402200442026 is a wasteful number, since it uses less digits than its factorization.

20402200442026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187486.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 20402200442026 its reverse (62024400220402), we get a palindrome (82426600662428).

The spelling of 20402200442026 in words is "twenty trillion, four hundred two billion, two hundred million, four hundred forty-two thousand, twenty-six".