2120012022122 has 16 divisors (see below), whose sum is σ = 3182925673512. Its totient is φ = 1059037187520.

The previous prime is 2120012022119. The next prime is 2120012022131. The reversal of 2120012022122 is 2212202100212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2045303279881 + 74708742241 = 1430141^2 + 273329^2 .

It is a super-2 number, since 2×2120012022122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2120012022122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11070248 + ... + 11260124.

Almost surely, 2^{2120012022122} is an apocalyptic number.

2120012022122 is a deficient number, since it is larger than the sum of its proper divisors (1062913651390).

2120012022122 is a wasteful number, since it uses less digits than its factorization.

2120012022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194953.

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

Adding to 2120012022122 its reverse (2212202100212), we get a palindrome (4332214122334).

The spelling of 2120012022122 in words is "two trillion, one hundred twenty billion, twelve million, twenty-two thousand, one hundred twenty-two".