2020001122020 has 96 divisors (see below), whose sum is σ = 6745047257088. Its totient is φ = 441639994752.

The previous prime is 2020001121973. The next prime is 2020001122033. The reversal of 2020001122020 is 202211000202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020001121987 and 2020001122005.

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, 104545264 + ... + 104564583.

It is an arithmetic number, because the mean of its divisors is an integer number (70260908928).

Almost surely, 2^{2020001122020} is an apocalyptic number.

2020001122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020001122020 is an abundant number, since it is smaller than the sum of its proper divisors (4725046135068).

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

2020001122020 is a wasteful number, since it uses less digits than its factorization.

2020001122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209109889 (or 209109887 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2020001122020 its reverse (202211000202), we get a palindrome (2222212122222).

The spelling of 2020001122020 in words is "two trillion, twenty billion, one million, one hundred twenty-two thousand, twenty".