20020001222000 has 160 divisors (see below), whose sum is σ = 52760186256960. Its totient is φ = 7302939417600.

The previous prime is 20020001221999. The next prime is 20020001222021. The reversal of 20020001222000 is 22210002002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2480555 + ... + 6796554.

It is an arithmetic number, because the mean of its divisors is an integer number (329751164106).

Almost surely, 2^{20020001222000} is an apocalyptic number.

20020001222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20020001222000 is an abundant number, since it is smaller than the sum of its proper divisors (32740185034960).

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

20020001222000 is a wasteful number, since it uses less digits than its factorization.

20020001222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9277228 (or 9277212 counting only the distinct ones).

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

Adding to 20020001222000 its reverse (22210002002), we get a palindrome (20042211224002).

The spelling of 20020001222000 in words is "twenty trillion, twenty billion, one million, two hundred twenty-two thousand".