2122020055682 has 4 divisors (see below), whose sum is σ = 3183030083526. Its totient is φ = 1061010027840.

The previous prime is 2122020055681. The next prime is 2122020055693. The reversal of 2122020055682 is 2865500202212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1991228609881 + 130791445801 = 1411109^2 + 361651^2 .

It is not an unprimeable number, because it can be changed into a prime (2122020055681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530505013919 + ... + 530505013922.

Almost surely, 2^{2122020055682} is an apocalyptic number.

2122020055682 is a deficient number, since it is larger than the sum of its proper divisors (1061010027844).

2122020055682 is a wasteful number, since it uses less digits than its factorization.

2122020055682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061010027843.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 2122020055682 its reverse (2865500202212), we get a palindrome (4987520257894).

The spelling of 2122020055682 in words is "two trillion, one hundred twenty-two billion, twenty million, fifty-five thousand, six hundred eighty-two".