2122212012002 has 8 divisors (see below), whose sum is σ = 3370572019116. Its totient is φ = 998688005632.

The previous prime is 2122212012001. The next prime is 2122212012091. The reversal of 2122212012002 is 2002102122212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2091439484761 + 30772527241 = 1446181^2 + 175421^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (2122212012001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31209000143 + ... + 31209000210.

Almost surely, 2^{2122212012002} is an apocalyptic number.

2122212012002 is a deficient number, since it is larger than the sum of its proper divisors (1248360007114).

2122212012002 is a wasteful number, since it uses less digits than its factorization.

2122212012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62418000372.

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

Adding to 2122212012002 its reverse (2002102122212), we get a palindrome (4124314134214).

The spelling of 2122212012002 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, twelve thousand, two".