2122031021122 has 4 divisors (see below), whose sum is σ = 3183046531686. Its totient is φ = 1061015510560.

The previous prime is 2122031021101. The next prime is 2122031021167. The reversal of 2122031021122 is 2211201302212.

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

It can be written as a sum of positive squares in only one way, i.e., 2122030244961 + 776161 = 1456719^2 + 881^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2122031021122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530507755279 + ... + 530507755282.

Almost surely, 2^{2122031021122} is an apocalyptic number.

2122031021122 is a deficient number, since it is larger than the sum of its proper divisors (1061015510564).

2122031021122 is a wasteful number, since it uses less digits than its factorization.

2122031021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061015510563.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2122031021122 its reverse (2211201302212), we get a palindrome (4333232323334).

The spelling of 2122031021122 in words is "two trillion, one hundred twenty-two billion, thirty-one million, twenty-one thousand, one hundred twenty-two".