2122011120020 has 48 divisors (see below), whose sum is σ = 4863145125888. Its totient is φ = 771353016960.

The previous prime is 2122011119951. The next prime is 2122011120037. The reversal of 2122011120020 is 200211102212.

It is a junction number, because it is equal to n+sod(n) for n = 2122011119977 and 2122011120004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203707 + ... + 2385986.

It is an arithmetic number, because the mean of its divisors is an integer number (101315523456).

Almost surely, 2^{2122011120020} is an apocalyptic number.

2122011120020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122011120020 is an abundant number, since it is smaller than the sum of its proper divisors (2741134005868).

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

2122011120020 is a wasteful number, since it uses less digits than its factorization.

2122011120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592400 (or 3592398 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2122011120020 its reverse (200211102212), we get a palindrome (2322222222232).

The spelling of 2122011120020 in words is "two trillion, one hundred twenty-two billion, eleven million, one hundred twenty thousand, twenty".