20202220220000 has 240 divisors, whose sum is σ = 61169841909792. Its totient is φ = 6393669120000.

The previous prime is 20202220219949. The next prime is 20202220220023. The reversal of 20202220220000 is 2202220202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3730061 + ... + 7370060.

Almost surely, 2^{20202220220000} is an apocalyptic number.

20202220220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202220220000 is an abundant number, since it is smaller than the sum of its proper divisors (40967621689792).

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

20202220220000 is a wasteful number, since it uses less digits than its factorization.

20202220220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100171 (or 11100148 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20202220220000 its reverse (2202220202), we get a palindrome (20204422440202).

The spelling of 20202220220000 in words is "twenty trillion, two hundred two billion, two hundred twenty million, two hundred twenty thousand".