2122122101012 has 6 divisors (see below), whose sum is σ = 3713713676778. Its totient is φ = 1061061050504.

The previous prime is 2122122101003. The next prime is 2122122101027. The reversal of 2122122101012 is 2101012212212.

It can be written as a sum of positive squares in only one way, i.e., 1331079068176 + 791043032836 = 1153724^2 + 889406^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265265262623 + ... + 265265262630.

It is an arithmetic number, because the mean of its divisors is an integer number (618952279463).

Almost surely, 2^{2122122101012} is an apocalyptic number.

It is an amenable number.

2122122101012 is a deficient number, since it is larger than the sum of its proper divisors (1591591575766).

2122122101012 is a wasteful number, since it uses less digits than its factorization.

2122122101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530530525257 (or 530530525255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2122122101012 its reverse (2101012212212), we get a palindrome (4223134313224).

It can be divided in two parts, 212212 and 2101012, that multiplied together give a palindrome (445859958544).

The spelling of 2122122101012 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred one thousand, twelve".