2122022100212 has 24 divisors (see below), whose sum is σ = 4428567862656. Its totient is φ = 869897258208.

The previous prime is 2122022100193. The next prime is 2122022100251. The reversal of 2122022100212 is 2120012202212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1647532043 + ... + 1647533330.

It is an arithmetic number, because the mean of its divisors is an integer number (184523660944).

Almost surely, 2^{2122022100212} is an apocalyptic number.

It is an amenable number.

2122022100212 is an abundant number, since it is smaller than the sum of its proper divisors (2306545762444).

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

2122022100212 is a wasteful number, since it uses less digits than its factorization.

2122022100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295065407 (or 3295065405 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2122022100212 its reverse (2120012202212), we get a palindrome (4242034302424).

The spelling of 2122022100212 in words is "two trillion, one hundred twenty-two billion, twenty-two million, one hundred thousand, two hundred twelve".