2121112212010 has 64 divisors (see below), whose sum is σ = 4208481961344. Its totient is φ = 763286368000.

The previous prime is 2121112211989. The next prime is 2121112212031. The reversal of 2121112212010 is 102122111212.

It is an interprime number because it is at equal distance from previous prime (2121112211989) and next prime (2121112212031).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22138869 + ... + 22234471.

It is an arithmetic number, because the mean of its divisors is an integer number (65757530646).

Almost surely, 2^{2121112212010} is an apocalyptic number.

2121112212010 is a deficient number, since it is larger than the sum of its proper divisors (2087369749334).

2121112212010 is a wasteful number, since it uses less digits than its factorization.

2121112212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97719.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2121112212010 its reverse (102122111212), we get a palindrome (2223234323222).

It can be divided in two parts, 21211 and 12212010, that added together give a palindrome (12233221).

The spelling of 2121112212010 in words is "two trillion, one hundred twenty-one billion, one hundred twelve million, two hundred twelve thousand, ten".