2102010012212 has 18 divisors (see below), whose sum is σ = 4043329177314. Its totient is φ = 955459096240.

The previous prime is 2102010012211. The next prime is 2102010012229. The reversal of 2102010012212 is 2122100102012.

It can be written as a sum of positive squares in only one way, i.e., 2097648202276 + 4361809936 = 1448326^2 + 66044^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102010012211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2171497463 + ... + 2171498430.

Almost surely, 2^{2102010012212} is an apocalyptic number.

2102010012212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2102010012212 is a deficient number, since it is larger than the sum of its proper divisors (1941319165102).

2102010012212 is a wasteful number, since it uses less digits than its factorization.

2102010012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4342995919 (or 4342995906 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2102010012212 its reverse (2122100102012), we get a palindrome (4224110114224).

The spelling of 2102010012212 in words is "two trillion, one hundred two billion, ten million, twelve thousand, two hundred twelve".