2122120022102 has 4 divisors (see below), whose sum is σ = 3183180033156. Its totient is φ = 1061060011050.

The previous prime is 2122120022059. The next prime is 2122120022107. The reversal of 2122120022102 is 2012200212212.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122120022107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530530005524 + ... + 530530005527.

It is an arithmetic number, because the mean of its divisors is an integer number (795795008289).

Almost surely, 2^{2122120022102} is an apocalyptic number.

2122120022102 is a deficient number, since it is larger than the sum of its proper divisors (1061060011054).

2122120022102 is a wasteful number, since it uses less digits than its factorization.

2122120022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061060011053.

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

Adding to 2122120022102 its reverse (2012200212212), we get a palindrome (4134320234314).

The spelling of 2122120022102 in words is "two trillion, one hundred twenty-two billion, one hundred twenty million, twenty-two thousand, one hundred two".