2120122200122 has 8 divisors (see below), whose sum is σ = 3181081413972. Its totient is φ = 1059761728800.

The previous prime is 2120122200023. The next prime is 2120122200151. The reversal of 2120122200122 is 2210022210212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1749802485601 + 370319714521 = 1322801^2 + 608539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2120122200122.

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 3 ways as a sum of consecutive naturals, for example, 149676779 + ... + 149690942.

Almost surely, 2^{2120122200122} is an apocalyptic number.

2120122200122 is a deficient number, since it is larger than the sum of its proper divisors (1060959213850).

2120122200122 is a wasteful number, since it uses less digits than its factorization.

2120122200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299371264.

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

Adding to 2120122200122 its reverse (2210022210212), we get a palindrome (4330144410334).

The spelling of 2120122200122 in words is "two trillion, one hundred twenty billion, one hundred twenty-two million, two hundred thousand, one hundred twenty-two".