2122100002012 has 6 divisors (see below), whose sum is σ = 3713675003528. Its totient is φ = 1061050001004.

The previous prime is 2122100002007. The next prime is 2122100002013. The reversal of 2122100002012 is 2102000012212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2122100001983 and 2122100002001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122100002013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265262500248 + ... + 265262500255.

Almost surely, 2^{2122100002012} is an apocalyptic number.

It is an amenable number.

2122100002012 is a deficient number, since it is larger than the sum of its proper divisors (1591575001516).

2122100002012 is a wasteful number, since it uses less digits than its factorization.

2122100002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530525000507 (or 530525000505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2122100002012 its reverse (2102000012212), we get a palindrome (4224100014224).

The spelling of 2122100002012 in words is "two trillion, one hundred twenty-two billion, one hundred million, two thousand, twelve".