122000020020020 has 12 divisors (see below), whose sum is σ = 256200042042084. Its totient is φ = 48800008008000.

The previous prime is 122000020019951. The next prime is 122000020020107. The reversal of 122000020020020 is 20020020000221.

It can be written as a sum of positive squares in 2 ways, for example, as 75698282626576 + 46301737393444 = 8700476^2 + 6804538^2 .

122000020020020 is a modest number, since divided by 20020020 gives 122000 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 122000020019983 and 122000020020010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3050000500481 + ... + 3050000500520.

It is an arithmetic number, because the mean of its divisors is an integer number (21350003503507).

Almost surely, 2^{122000020020020} is an apocalyptic number.

122000020020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122000020020020 is an abundant number, since it is smaller than the sum of its proper divisors (134200022022064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122000020020020 is a wasteful number, since it uses less digits than its factorization.

122000020020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6100001001010 (or 6100001001008 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 122000020020020 its reverse (20020020000221), we get a palindrome (142020040020241).

The spelling of 122000020020020 in words is "one hundred twenty-two trillion, twenty million, twenty thousand, twenty".