2120220122122 has 4 divisors (see below), whose sum is σ = 3180330183186. Its totient is φ = 1060110061060.

The previous prime is 2120220122113. The next prime is 2120220122131. The reversal of 2120220122122 is 2212210220212.

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

It is an interprime number because it is at equal distance from previous prime (2120220122113) and next prime (2120220122131).

It can be written as a sum of positive squares in only one way, i.e., 2109410569161 + 10809552961 = 1452381^2 + 103969^2 .

It is a super-3 number, since 3×2120220122122³ (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2120220122122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530055030529 + ... + 530055030532.

Almost surely, 2^{2120220122122} is an apocalyptic number.

2120220122122 is a deficient number, since it is larger than the sum of its proper divisors (1060110061064).

2120220122122 is a wasteful number, since it uses less digits than its factorization.

2120220122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060110061063.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2120220122122 its reverse (2212210220212), we get a palindrome (4332430342334).

The spelling of 2120220122122 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, one hundred twenty-two".