2122111000212 has 48 divisors (see below), whose sum is σ = 5991842828160. Its totient is φ = 570651697152.

The previous prime is 2122111000199. The next prime is 2122111000241. The reversal of 2122111000212 is 2120001112212.

It is a junction number, because it is equal to n+sod(n) for n = 2122111000191 and 2122111000200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 743034637 + ... + 743037492.

It is an arithmetic number, because the mean of its divisors is an integer number (124830058920).

Almost surely, 2^{2122111000212} is an apocalyptic number.

It is an amenable number.

2122111000212 is an abundant number, since it is smaller than the sum of its proper divisors (3869731827948).

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

2122111000212 is a wasteful number, since it uses less digits than its factorization.

2122111000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486072160 (or 1486072158 counting only the distinct ones).

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

Adding to 2122111000212 its reverse (2120001112212), we get a palindrome (4242112112424).

The spelling of 2122111000212 in words is "two trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twelve", and thus it is an aban number.