2012212101102 has 128 divisors (see below), whose sum is σ = 4894418918400. Its totient is φ = 538713317376.

The previous prime is 2012212101071. The next prime is 2012212101169. The reversal of 2012212101102 is 2011012122102.

It is a super-2 number, since 2×2012212101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50168568 + ... + 50208660.

It is an arithmetic number, because the mean of its divisors is an integer number (38237647800).

Almost surely, 2^{2012212101102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012212101102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2447209459200).

2012212101102 is an abundant number, since it is smaller than the sum of its proper divisors (2882206817298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012212101102 is a wasteful number, since it uses less digits than its factorization.

2012212101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40810.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012212101102 its reverse (2011012122102), we get a palindrome (4023224223204).

The spelling of 2012212101102 in words is "two trillion, twelve billion, two hundred twelve million, one hundred one thousand, one hundred two".